Tuesday, August 25, 2020

Frames paper incorporating Lee G. Bolman and Terrence E. Deal's four Term

Casings consolidating Lee G. Bolman and Terrence E. Arrangement's four systems - Term Paper Example Creation factors are fundamental to the supervisor, since the organization can't enter the market without an item to offer. Work, premises, crude materials, and hardware are the main considerations. Also, the organization considers its market sections and decides the quantity of contenders and clients and the connection between the two gatherings. The organization further examines to build up all the applicable partners in the miniaturized scale and full scale situations (Bolman and Deal, 2008). The accompanying refers to a far reaching structure of the previously mentioned factors corresponding to that of Bolman and Deal. Our most significant instrument of the board is work. Work involves all representatives that help in affecting the item fabricating process. Representatives show various practices, convictions, and perspectives comparative with their various societies and social orders. This delivers a mess on the most proficient method to constrain their disparities for the compan y’s advantage. As the director, I keep up a particular culture that coaches all employees’ attributes to focus towards accomplishing authoritative objectives and goals. I guarantee that workers maintain the implicit rules at the outcome focuses to shared advantages. Clashes among workers are a typical verse in each association in this manner; the administration mediates and precludes in understanding to the code specified by the association. At the point when these contentions include representatives and the association, the administration needs to discover an answer before activities come into stop. As the supervisor, I practice the soul of inspiration, that is, in affecting an individual to play out a given errand either by utilization of a positive measure or a negative one. To the organization, inspiration assumes the most vital job as it influences execution of the set objectives. Giving representatives something beyond fiscal motivating forces, will likewise impr ove their exhibition and the result is that the organization will accomplish its targets. Thusly, the significance of inspiration is to empower laborers sense that they are a piece of the association. I have confidence in inspiration as it facilitates superfluous feelings of dread among the workers. The company’s measurements uncover that laborers perform ineffectively under abuse when contrasted with when roused. This is on the grounds that; they have the obligation to complete all assignments, independent of whether apparatus or manual tasks. The pith is that, regardless of the workers capability to an errand, deficiencies may emerge because of tedium, dissatisfaction, and persecution. As a director, I ought to take part in inspiration, and must attempt to control practices that will in general misdirect the organization, and practice practices that will equip movement and success. Remembering that, each arrangement of people exhibits unmistakable societies, the administrat ion ought to watch and manageable that culture which favors the organization. Culture contains individual convictions, qualities, needs, and practices. On tending to these issues appropriately, the organization seeks after its goals and deliberately beats rivalry. I put stock in tending to issues in an amicable way and welcome perspectives from the representatives. I put stock in maintaining a strategic distance from belief systems of drawing consideration from the workers that they ought to remember me by my position. Each organization has a strategic vision in its business field. In this way, to think of the best consequences of creation, I think about the objectives and goals of the organization. For instance, the company’s mission is to upgrade financial development and consumer loyalty, the items allure purchasers to feel

Saturday, August 22, 2020

Mythology- Romulus And Remus Essays - Roman Mythology,

Folklore Romulus and Remus Folklore Romulus and Remus A legend is a complex social wonder that can be drawn closer from various perspectives (Mythology). Legendary animals are generally evolved to disclose something or to give an explanation why something exists. Most Gods have an otherworldly force or power, which makes them a God. Some legendary saints are known as divinities, for the incredible things they have done. Romulus and Remus are two of the most notable fanciful divinities, they were conceived of a vestal virgin, also, they were the fanciful organizers of Rome. Of every fanciful animal Romulus is one of the better known. They were viewed as the fanciful makers of Rome. The residents of Rome adored Romulus and Remus since they were accepted to have made the city. They were made up to clarify the secretive appearance of Rome. Generally speaking they are two of the most well known fanciful manifestations. Romulus and Remus were naturally introduced to an unexpected situation. They were conceived of the Vestal Virgin, Rhea and the Divine force of war, Mars. Lord Amulius sent them down the Tiber River so he would have the option to deny their demise, yet they didn't bite the dust. They were found by a she-wolf and a winged animal that took care of and supported them to wellbeing. They were later found by a shepard, Faustulas, who brought them home to his better half Acca. Faustulas and Acca then raised them until they were solid grown-ups. Romulus and Remus were made up to clarify the production of Rome. Romulus and Remus established the city of Rome on the place where they were to be suffocated (Rosenburg 113). To name the town, since neither one of the ones was more seasoned they chose to separate and see who saw the first sign. Six vultures, the flying creature of Mars, flew over Remus' head, minutes later twelve vultures flew over Romulus' head. Romulus was the genuine victor(Mythology: Romulus). The city Rome was named after Romulus (Jay 60). A couple a long time later while contending over designs for the city, Romulus killed Remus. Romulus was the roman chief for forty additional years until the Gods executed him. Besides, they were extraordinarily known and acknowledged for what they created also, represented. These Gods and Goddesses were conceived, fell in affection, battled with each other, and by and large carried on like their human admirers (Littleton 813). The individuals of Rome made up these animals to offer them responses and yet they gave the world one more extraordinary story. Romulus and Remus were solid legends who fabricated an incredible godlikeness from nothing. Taking everything into account, Romulus and Remus were extraordinary names in folklore, were deserted during childbirth and were the makers of the extraordinary city of Rome.

Tuesday, July 28, 2020

What Are YOU Up To This Summer

What Are YOU Up To This Summer After reading my last blog, Jola from Poland also wanted to let me know that, she, in fact, also just climbed a mountain (at 2000 meters compared to that, Twin Peaks is merely a foothill!) Polish mountains are pretty majestic! (shes the girl in the picture) Which got me thinking what are YOU up to this summer?! Im going to open this up to you guys send me a picture of something cool you did/are doing this summer, and Ill post it on my next blog! What: A picture thats somehow related to your summer which looks awesome. Its preferable that you are in it too but its not necessary. Please include: where you took the picture. affiliation with MIT (year, or year of application for potentials) anything interesting you would like to say about yourself/where you live/whats in the picture/blahblah Other than this the only other thing is to try to make your picture sizes reasonable! (so it doesnt take forever for me to load them I have slow internet here) and dont send me 5 pictures that are 3 MB each. kthx. :P My emails up there on the banner. Will post once I get enough pictures! Youll have at least a week to send them in. Prize: There is a physical prize for the picture I deem the best. The actual prize will be announced afterwards, but will also be awesome, just like the pictures. XP I reserve the right to cancel the prize if I get less than 10 entries. :) GO!

Saturday, May 9, 2020

Essay on The Utilitarian Education System - 1306 Words

Hard Times, written by Charles Dickens, was written during the early 1800’s- a time when utilitarian ideas were spreading throughout Europe. Utilitarianism is the doctrine that actions that benefit a majority and promote happiness are right. In the classroom, these ideas are taught through facts. This is similar to positivism, or the philosophy that metaphysical statements are meaningless because they cannot be proven correct through facts. Dickens openly expresses his dislike for the utilitarian education system in his book through the teachers, pupils, settings, effect on characters, and chapter titles. The book begins with Mr. Gradgrind’s words: ‘Now, what I want is facts.’ (1,1 p11) It is a statement so clear and so plain, and†¦show more content†¦The pupils of Gradgrind’s school are taught to follow a certain style of thinking. An ideal student is symbolized by Bitzer. One of Gradgrind’s obvious favorites, Bitzer recites any nece ssary facts and follows the utilitarian way of thinking, but is clearly robbed of his childhood. Dickens cleverly makes this apparent in Bitzer’s appearance. With an unnaturally white complexion and light colored hair and eyes, Bitzer looks as though he would ‘bleed white’ (1,2 p14) This image of a lifeless, unwholesome child is what Dickens believes will happen to the youth of the country if they continue to be educated in this way. In contrast, however, Sissy Jupe is dark haired, dark skinned, and seems to shine. Her sunny nature and her unselfish attitude is the change that Dickens wants to see. At school, Mr. M’Choakumchild asks Sissy what she thinks about a town that holds one million inhabitants if only twenty-five of them starved to death. To which Sissy replies, ‘it must be just as hard on those who starved, whether the others were a million, or a million million.’ (1, 4 p.64) This answer is the complete opposite of utilitarian thinkin g- this town benefits a large majority, but Sissy does not think it matters; suffering is still suffering. She is what Dickens wants students to be: emotional, caring, and youthful. Although she was ridiculed for an answer like this in class, she ends up better off later in the story. Because Sissy is never corrupted with the utilitarian ideas, sheShow MoreRelatedJohn Stewart Mill’s Idea of Utilitarianism – Does It Still Exist Today?1255 Words   |  6 Pagesutilitarianism he did not agree with, and really revolutionize the ways in which utilitarianism should be used. The period in which Stewart did his major writings during was the industrial revolution. This is important as it was Stewart’s hope that a utilitarian society would help society, as a whole, escape from the poverty that existed at this time. So what is this utilitarianism that is supposed to be able to help those in poverty? Stewart’s utilitarianism is often summed up by his idea of The GreatestRead MoreShould Gambling Be Legalized?1401 Words   |  6 Pageslottery as an education lottery. A system in which the proceeds will benefit the school systems. Using this measure of marketing, they were successful in their goals. Now in most states there exist a state sanctioned lottery of some kind. There exist large amounts of empirical evidence establishing the argument that lotteries assist in upward wealth redistribution and disproportionately affects low income individuals. Furthermore, there are audits that have shown that the education portion of lotteriesRead MoreA Consequentialist Action Is The Moral Worth Of An Act891 Words   |  4 Pages A consequentialist action is a utilitarian theory. The utilitarian theory is a choice between two acts that can maximize utility for the greatest amount of happiness for the greatest number of people. Utilitarianism is the moral worth of an act. Utilitarian takes the right proportion of utilities to promote happiness and prevent pain. Utilities is the expressed quality of happiness or satisfaction one gets from something (Mossier, 2013). Happiness comes in many levels of preference. HoweverRead MoreAnalysis Of George Orwell s 1984 843 Words   |  4 Pagesbook clearly gives us a warning about how a utilitarian government can control and monitor our everyday lives. The National slogan from the book â€Å"War is peace, freedom is slavery and ignorance is strength â€Å" introduce us about how the propaganda has produces fear to the people because there is no democracy in the system and the people have very little power over the government action. The main character in the bo ok â€Å" Winston â€Å", realizes that the whole system is wrong and he hated about how his lifeRead MoreHow Does Charles Dickens shows His Dislike for the Education System in Hard Times?1077 Words   |  5 PagesHow Does Charles Dickens Shows His Dislike for the Education System in Hard Times? Charles Dickens novel â€Å"Hard Times† is set during the Industrial Revolution and reflects life at that period of time. The novel reveals Dickens disapproval of the utilitarian education system, which involves teaching children nothing but facts. He shows his dislike through his language and tones the various settings of the main action and through spiraling character development. Dickens uses Mr. Gradgrind and MrRead MoreIndustrialization in Hard Times by Charles Dickens1626 Words   |  7 Pagestheme of fact versus fancy. Due to this theme, the novel ends with many characters realising that a person needs more than just fact in their life. The novel examines the utilitarian system through various characters such as Tom, who has been brought up in the utilitarian education system. Dickens exposes his own views on this system through Sissy Jupe, the uneducated daughter of a circus master, and the positive influence she has on the Gradgrind family. Thomas Gradgrind has a strong rationalist philosophyRead MoreGeorge Dickens s Hard Times1183 Words   |  5 Pagesconsequentialism, where only the result, not the intention dictates the morality of the action. Industries abused the system, transforming the society through education and economics into one of idealization, where people of varying status and sex had specific roles they must complete. Dickens suggests limiting a person to a singular task turns them into robots of efficiency only serving the system, effectively dehumanizing them. Dickens views the results as dehumanizing because of its emotional and creativeRead MoreDetermining Who Gets An Organ1120 Words   |  5 PagesDepartment of Health and Human Services, oversees this process. Organs are allocated according to strict rules that take into account physical matching, tissue and blood type matching, medical criteria, waiting time, severity of illness. The allocation system is blind to name, race, sex and wealth. Th e allocation rules have been developed over many years of deliberation by physicians and other transplant professionals, transplant candidates and recipients, donor families, and representatives of the federalRead MoreDickens and His Structure of Ha906 Words   |  4 Pagesuntil they are filled to the brim (Dickens 12). Gradgrinds methods of education are employed to show Dickens view on the evil of the educational system. Among the vessels are Bitzter and Sissy Jupe. They exemplify two entirely different ideas, serving Dickens for allegorical purposes. Bitzer, the model student of Gradgrinds school of facts, facts, facts becomes the very symbol of evil in the educational system that Dickens is trying to portray, as he learns to take care for numberRead MoreWelfare Has Been At The Forefront Of Debate988 Words   |  4 Pagesto receive the least in benefits. Instead a system designed to help people in need should be expunged with the burden to be transferred to their families. Throughout the essay, it was clearly one-sided with no good moral principles outlined. The prevalence of arguments rejecting welfare based on the small percentage of ‘dole bludgers,’ who mis-use the system is invalid. Based on these false pretences, the normative conclusion was that the welfare system should be abolished. The purpose of this reflection

Wednesday, May 6, 2020

When Art Speaks an Analysis of Two Artist and Two Works of Art Free Essays

When Art Speaks: An Analysis of Two Artist and Two Works of Art Wanda M. Argersinger Southern New Hanpshire University When Art Speaks The Italian Renaissance produced many artists and even more works of art, but there were three artists considered to be the Trinity of Great Masters, Michelangelo, Leonardo da Vinci and Raffaelo Santi, or simply Raphael. While these artists often worked in different mediums, Michelangelo preferred stone and Raphael preferred oil paint. We will write a custom essay sample on When Art Speaks: an Analysis of Two Artist and Two Works of Art or any similar topic only for you Order Now Michelangelo and Raphael were able to portray emotions in their work. In two of these works, The Pieta and La Madonna di San Sisto, these artists were able to bring to works of art the raw emotions felt by their subjects. Though their works are quite different, what they portrayed was often quite similar. One of Raphael’s works called Raphael’s Angels (San Sisto, 1513-1514), speaks to me in many ways. I was familiar with these two cherubs in the Sistine Madonna as they are often copied and hung in offices and homes. But it was only recently that I discovered that these two smiling cherubs belong to a larger work of art. These two well-known cherubs are part of a larger oil painting done on canvas titled La Madonna di San Sisto or Sistine Madonna. It was a commissioned piece and the last of Raphael’s Madonnas. When the cherubs are seen alone they are often called Raphael’s Angels, The Sistine Cherubs, and Raphael’s Two Putti. Most of the works of art during the Renaissance had strong religious connections and were done for the church with the intent that it would reside in the church. When we think of this period in art we most often think of Michelangelo’s Sistine Chapel. While Raphael’s Sistine Madonna is in oil, it was done on a flax covered wall in the Benedictine monastery church and was not permanent. The full painting, The Sistine Madonna, shows Mary holding the baby Jesus, sans halo, with two Saints. The cherubs sit at the very bottom of the picture, almost out of place. Their cherubic faces and expressions, in my opinion, belie the magnificence and holiness of the rest of the art work. They look puzzled and somewhat bored, a bit mischievous and not at all reverent. The colors are similar to others used during this period but do not contain all the colors used by Michelangelo in his painting of The Sistine Chapel. They are not bright or harsh, but rather muted. There is sparing use of red and blue, but show more use of brown and gold. The curtains and clothes are dark. The images have little shadowing, showing only under the feet of Mary and one of the saints. The lines of the painting show an opened curtain and clouds on which Mary and the saints stand. The cherubs appear to be leaning on a solid surface that is, in fact, the very bottom of the painting, which is the only straight line of the piece. The clothes appear to be flowing, captured by the use of curved lines and shadowing in the folds. The light source appears to be the clouds which are the brightest of the piece. Personally, it is the cherubs that speak to me, and not the entire work of art. I like the playfulness they show in their eyes. I like the idea that not all religious work is completely serious and that some fun exists in religion. Intellectually, I wonder what the purpose Raphael had in including them in a Church commissioned work. This work is much like other works of the time – religious in nature, done in oil, and displayed in a house of worship. No doubt that Rafael was influenced by other artists and the trend in art of the time, and yet from this one work of art, it appears that the artist himself shows his own unique style simply by including the cherubs and their quizzical looks. During this same time period, the famous Michelangelo painted the Sistine Chapel. Though he may be remembered as a painter, he considered himself a sculptor and completed many statues during his lifetime. One in particular, his Pieta, (Rome, 1498) speaks to me in many ways. The Pieta is a marble statue of Mary holding Christ after he was removed from the cross. He lies straddled across her lap with her looking down on him with a solemn face and closed eyes. When looking at the piece it would be difficult not to see the pain of a woman who has lost someone dear to them. Certainly you can see the grief of Mary for the loss of Jesus, but you can also see the grief of many women who have lost someone they love. I am reminded of all women who grieve for the loss of a child. Done in marble, the statue appears to glisten in places and yet seems darker and in others. The lines capture the image of the human form and the folds of the clothes Mary wears. The hard stone she sits upon is barely seen and does not distract from the movement of the other aspects of the piece. Her face appears shaded under the scarf on her head, while light reflects off the body of Christ. The statue shows marvelous detail of Christ’s body including the holes in his hands where he was nailed to the cross. Upon close observance of the statue one can see that Mary does not touch Jesus skin to skin but has a garment under her right hand, while her left hand is away from the body with her palm up. During his life Michelangelo worked for the church under Pope Julius II and for the Medici family that ruled Rome. The majority of his work was religious in nature, as seen in The Pieta and another famous sculpture he did of David. He designed the tombs for the Medici family and also the Medici Chapel. Michelangelo’s work, along with Raphael’s works, follow the works of the time, most being not only religious in nature, but based on the Christian religion and following stories from the Bible. Both painting and sculpting were popular forms of art and capturing the body through use of religious figures played a major part in the subject matters. Whether done in marble, clay, or oil, the pieces of art capture the emotions of life, the human form in almost absolute detail, and the thoughts of society at the time. With Italy being the center of Catholicism and home to the main church, it is no wonder that the majority of the art works during this period are religious in nature. Add to that the fact that many of the pieces were commissioned by one or more arms of the church religion was certainly the major influence on many of the artists. Topalski, Art In Creation, Rapahel’s Angels, Retrieved from http://www. topalski. com/2012/artworks-in-progress-fine-art-in-creation/raphael%E2%80%99s-angels/ Garden of Praise, Pieta, Retrieved from http://www. gardenofpraise. com/art50. htm How to cite When Art Speaks: an Analysis of Two Artist and Two Works of Art, Papers

Tuesday, April 28, 2020

What Is My Future Essays - Time Lords, The Doctor, Ninth Doctor

What Is My Future? Ever since I came to understand what I would like to be when I grow up, I dreamt to become an architect. The way I interpreted this field was like a child's play, but I guess I was wrong. Many experiences within past thirteen years have changed my way of looking at the future. These experiences were interesting enough to change me as a person. The experience of working at the hospital and interviewing a doctor impacted me in the way I used to look at the future. I never dreamt of becoming a doctor, until I actually got a chance during my high school year to go and interview a doctor and work at a hospital for one summer. It was ironic that I wanted to go into the field of architecture when I liked biology and I hated math. The doctor was a great help in making me understand what the field is like. The interview that I did was for a class project. Besides the doctor, the hospital that I worked at also changed the way I looked at my future. I worked at the hospital close to my house, where I volunteered to work. The first week was so boring, and it didn't feel good looking at the people that checked in the hospital. Some of these people who checked in had lost arms or broken legs or had big stabs through their ribcages. As the days went by, the way these doctors deal with the situations started to get interesting and I thought these measures were astounding. The doctors at the Operation Room are the calmest people I have seen in my entire life . The way did the eye surgery on a 65 year old man was outstanding, I was amazed for a while. I think my capability of handling one of these situations is equivalent to these doctors once I trained in one of these situations. One night I dreamt of myself as becoming a doctor and helping the poor and the rich. From that day onwards I made a final decision to work hard and try to become a successful doctor. I thank the doctor and all the personnel in the hospital who helped me make the right choice in choosing the right field for my future. This field I think shall be a prospect to my future. English Essays

Friday, March 20, 2020

Factory Emissions Leading to Acid Rain

Factory Emissions Leading to Acid Rain Background Tear (2007) explain that the acid rain phenomenon conceptualization dates back to 130 years ago when the relationship existing between the industrial emissions released and acid rain formation. Formation of the acid precipitation has had adverse impacts on the human health as well as the ecosystem.Advertising We will write a custom report sample on Factory Emissions Leading to Acid Rain specifically for you for only $16.05 $11/page Learn More dos Santos et al. (2005, p.86) explain that sources of acid rain focus on the chemical composition of main cations like Ca2+, Mg 2+, Na+, K+ and NH+4 as well as anions like SO2-4 , NO3, Cl and F obtained from rainwater. Meteorological information can supplement this. Downing et al. (1997, p.29) explains how a sub-module (ATMOS- Atmospheric Transport and Deposition) that integrates data from emission sources to generate patterns of sulfur deposition, which is an agent of acid rain. Statement of Purpose Acid ra in forms after complex chemical interaction involving the oxides of sulfur and nitrogen with the water vapor in the atmosphere. Acid rain formation has acidity far much higher than normal. Actually, acid rain contains sulfuric acid and nitric acid formed from the emission precursors- sulfur dioxide and nitrogen oxides (NOX species) (Downing et al. 1997, p.13). Interestingly, the emission sources of the pollutants may be located a distance away from the point where the chemical interaction leading to acid rain takes place. The point of the emission is called the source area. Areas away from the source area are affected by the emission release through acid deposition are called the down-wind. It is believed that the industrial evolution coupled with urbanization have aggravated the problem of acid rain and a rise of acidity levels in the atmosphere, notably in North America and Europe as well as south of the Bay of Bengal. However, volcanic activities have also naturally released sulf ur oxides and sulfides in the air. This form of precipitation chemistry intends to inform on the variation in the chemical composition in the atmosphere over-time and provides insights into how acid rain forms from key gases from factory emissions. Inferences from analysis derived from rainwater composition are important for comparison with The RAINS−ASIA Model as well as establishing world cycling of sulfur compounds, oxidized and reduced nitrogen compounds, soil dust and so on (Downing et al. 1997). Through oxidation, emission pollutants from human activities (such as sulfates, NOX) have a wide range of effects.Advertising Looking for report on environmental studies? Let's see if we can help you! Get your first paper with 15% OFF Learn More Report Preview The scope of the report covers factors facilitating the acid rain formation, chemical analysis, lead regional producers of acid rain as well as factory release, transportation and deposition of pollu tants leading to acid rain. Information sources are empirical studies. Factors Contributing to Acid Rain Formation Andonova (1995) observe that in the 1970s decade Sweden and Norway were on the down-wind areas from the rest of Europe thus suffered a lot of acidification problems. The acidification problem revolved around the intensity of sulfur emissions. This called for the ratification of the First Sulfur Protocol (1985) that called for 30 percent emission cuts. The acidity leading to acid rain depends on the relative proportions of participating cations and anions in the atmosphere. Aerosols have contributed to the stronger buttering ability of acidic rain water. Through translocation from emission points, deposition and facilitating reaction rates weather contribute to acid rain formation. Figure 1: Conceptual Framework SO2 and Nitrogen Oxides Processes and Evidence Leading to Acid Rain Chemical Processes on SO2 and Nitrogen Oxides Emissions Leading to Acid Rain Sulfur Dioxide Pollutant During the chemical interaction, the sulfur dioxide oxidation process has two possible reaction paths. One, ultra-violet light can facilitate photo oxidation of the sulfur oxide (Seinfeld Pandis, 2006, p.27). The electro-magnetic spectrum provides the light in the photo-oxidation process to occur. SO2 (g) + O2 (g) → SO3 (g)Advertising We will write a custom report sample on Factory Emissions Leading to Acid Rain specifically for you for only $16.05 $11/page Learn More Further interaction with freely occurring hydrogen atoms in the atmosphere leads to the formation of sulfuric acid. SO3 (g) + H2O (l) → H2SO4 (aq) Modified from Seinfeld Pandis (2006, p.27 28) Similarly sulfur dioxide can be oxidized to become sulfuric acid through the oxidation of ozone (Seinfeld Pandis, 2006, p.27). Photodecomposition process on the ozone produces hydroxyl radical, which reacts highly with any species. NOX pollutants The NOX (that is, NO2 and NO) species are emitted by during factory combustion processes involving fossil fuel and coal. NO is the initial release into the atmosphere of all reactive nitrogen (Crawford et al. 2003, p.62). In the presence of O2 Nitrogen present in fuels and oxidation of atmospheric N2 at high temperature forms NO. Small amounts of NO2 are formed in the process of NO formation. The atmospheric oxidation of NO (by hydroperoxy radicals that is, HO2) leads to NO2 formation in high quantities (Crawford et al. 2003, p.62-63). When emitted into the atmosphere, the NO and NO2 undergo simple photochemical reaction to HNO3 (acid rain) (Crawford et al. 2003, p.63). This can be explained as follows: NO2 (g) + H2O (l) → HNO3 (aq) + HNO2 2NO2 (g) + H2O (l) →2H+ + NO3 + NO2Advertising Looking for report on environmental studies? Let's see if we can help you! Get your first paper with 15% OFF Learn More NO (g) + NO2 (g) + H2O (l) →2H+ + 2NO2 3NO2 (g) + H2O (l) →2H+ + 2NO3 + NO (g) Modified from Crawford et al. (2003, p.62) Evidence of Factory Emissions Leading To Acid Rain Driscoll et al. (2007, p.27) explains that electrical processing dealers found within the western hemisphere cause the highest emissions of the anthropogenic sulfur dioxide. In the USA, sulfur dioxide release to the atmosphere that is not accounted for by the electric manufacturing is as low as 10 percent. Driscoll et al. (2007, p.27) adds electric utilities and industrial combustions accounted for 36 percent of nitrogen oxides. In the USA, the Mid West consisting of seven states along River Ohio accounted for more than half of emissions in 2002. Such areas are known as source areas. Emission of sulfur dioxide, ammonium and nitrogen oxide was attributed to electric utilities though emissions are carried downwind eastern North America. The US Department of Agriculture Forest Service established an ex perimental forest that is The Hubbard Brook in the North America to investigate the relationship between emission levels and acid deposition levels from the source area (Driscoll et al. 2007, p.33). Findings from the experiment indicated that emission trends from the source area mirrored the acid deposition patterns. Data gathered over a long period of time at the Hubbard Brook implied a declining bulk of deposition of sulfate and wet deposition in the last five years of the 1970s decade (Driscoll et al. 2007, p.33). This data indicates a positive association between emission of SO2 and acid rain formation taking place at the Hubbard Brook. The downwind areas of eastern USA report similar patterns of correlation of sulfur emissions and the wet sulfate deposition (Driscoll et al. 2007, p.34). Observations made on nitrates and ammonium, levels of concentration had leveled up. Reliable sources of data came from Hubbard Brook. With regard to concentrations of nitrate or ammonium at Hubb ard Brook, the levels have stabilized over time since 1963 (Driscoll et al. 2007, p.34). Correlation relationship was established between the downwind and source area for acid rain. Figure 2: Formation of Acid rain from Factory Emissions Source: Downing et al. (1997, p.14) Figure 3: Present and Projected of Industrial Emissions for Sulfur Dioxide Source: Downing et al. (1997, p.17) Conclusion The problem of acid rain was noted almost 130 years ago. SO2, NOX and ammonia are the main pollutants leading to the formation of acid rain. Sulfur dioxide is emitted from combustion of coal containing sulfur. Ultraviolet light and electro-magnetic spectrum provide photo oxidation energy in the atmosphere. The resultant undergoes further chemical reaction with free hydrogen results in sulfuric acid the falls as acid rain. Nitrogen contained in biofuels as well as atmospheric nitrogen undergo high temperature combustion that releases NO and NO2. On release to the atmosphere simple photo chemic al reaction with hydroperoxy radicals results in the formation of nitric acid that falls as acid rain. In the USA, the main sources of emissions are electric utilities. The case relation between emissions in the Midwest USA source area and the acid deposition areas of the Hubbard Brook and the downwind areas of Eastern North America explain how factory emissions lead to acid rain. References Andonova, L 2007, â€Å"Acid Rain in a Wider Europe: The Post-Communist Transition and the Future European Acid Rain Policies†, in G Visgilio D Whitelaw (eds), Acid in the Environment: Lessons Learned and Future Prospects, Springer, USA, pp. 151-173. Crawford, J, Bradshaw, J, Davis, D, Liu, S. 2003, â€Å"Nitrogen Oxides and Other Reactive Nitrogen Species†, In T Potter B Colman (eds), Handbook of Weather, Climate, and Water: Atmospheric Chemistry, Hydrology, and Societal Impacts, John Wiley Sons, New Jersey, pp.61-77. dos Santos, M, Illanes, C, Fornaro, A Pedrotti, J 2007, â €˜Acid Rain in Downtown So Paulo City, Brazil’, Water Air Soil Pollut, vol. 7, pp. 85-92, via Springer. Downing, R, Ramankutty, R, Shah, J. 1997. RAINS-ASIA: An Assessment Model for Acid Deposition in Asia. The World Bank, Washington, D.C. Driscoll, C, Lambert, K Chen, L 2007. â€Å"Acidic Deposition: Sources and Ecological Effects†, in G Visgilio D Whitelaw (eds), Acid in the Environment: Lessons Learned and Future Prospects, Springer, USA, pp. 27-58. Seinfeld, H Pandis, S 2006, Atmospheric Chemistry and Physics From Air Pollution to Climate Change, John Wiley Sons, New Jersey. Tear, T 2007, â€Å"Atmospheric Deposition and Conservation: What is the Role for Conservation Organizations?†, In G Visgilio D Whitelaw (eds), Acid in the Environment: Lessons Learned and Future Prospects, Springer, USA, pp. 291-307.

Tuesday, March 3, 2020

15 of the Best Online Writing Communities for Aspiring Authors

15 of the Best Online Writing Communities for Aspiring Authors 15 of the Best Online Writing Communities for Aspiring Authors As enjoyable and fulfilling as writing can be, the truth is that it’s often a solitary endeavor. While we might romanticize the focused artist typing away while imaginary worlds and narratives swirl inside their minds - authors know the truth: writing can get lonely. And moreover, when you’re working on a one-person project, it can be hard to remain motivated and accountable. That’s where writing communities come in.Writing communities are the perfect place to find answers to your writing questions and to discuss the ins and outs of the writing life with people who actually understand what you’re talking about.So, if you are tired of listening only to the voices in your head, take a look at our (non-exhaustive) list of top online writing communities. Which is the best writing community for you? Find out here! Top online writing communities1. Absolute Write Water CoolerWith over 68,000 members, this is a large and highly active community. Here you can find threads on every genre imaginable, as well as discussions about freelance writing, the publishing industry, pop culture, writing prompts and exercises, and much more.Perfect for: writers who are looking for a large and active community.2. AgentQuery ConnectWhile this forum will come in handy for any writer, it’s especially helpful for authors who have already completed their manuscript and are wondering what to do next. The site boasts a wealth of information on publishing topics such as querying agents, self-publishing tips, and book promotion advice.Perfect for: writers who are looking to connect with agents and learn more about the publishing industry.3. Camp NaNoWriMoIf you’ve ever wanted to go to a writer’s retreat but can’t afford it just yet, then this site might help scratch your itch. Holding online à ¢â‚¬Å"camp sessions† in April and July, Camp NaNoWriMo offers a digital space to encourage and empower writers at any point of their career. Here you can work on drafts, revisions, short stories, or any other writing project that involves word-count goals.Perfect for: writers who can’t wait until November to crack their writing goals.Do you belong to a writing community? Which one is your favorite one? Add yours in the comments below!

Sunday, February 16, 2020

A Problem in the Field of Finance Article Example | Topics and Well Written Essays - 750 words

A Problem in the Field of Finance - Article Example chases an appropriately customized supporting contract from a backer with an underlying result halfway related with the vulnerability in the item showcase. Therefore, ProQuest demonstrates the agreement impact by detailing the transaction transforming both gatherings in the schema of a Stackelberg diversion and value harmony. For each one diversion theoretic setting, we determine the balance result and present the similar statics. We additionally research the case in which the backer lays off her hazard from one agreement by composing an alternate contract with a second firm, and contrast contract execution and a benchmark case in which two organizations exchange specifically as opposed to through the guarantor. However some state that a comparative marvel might be found in an alternate business sector for private safe holdings, the ABCP market. This wonder does not exist, on the other hand, in business sectors for dangerous obligation, for example, the corporate security market. (Xi e, 2013) ProQuest contemplates an inventory network in which a retailer confronts an excellent newsvendor issue with a monetary demand on his ability to request stock. To offer more items, the maker groups up with a bank to offer a premium free credit program. As indicated by late industry reports give or take 80 percent of retailers and suppliers accept that coordinated effort has developed in the previous three years. Regardless of this development, notwithstanding, the practice is not far reaching, and the profits attained are frequently incremental as opposed to transformational practices. Thus, it’s still not unexpected to discover double stock property inside the same system, underused truck armadas, overabundances of quick moving stock mulling in retailer warehouses, and low on-rack accessibility of a few items in particular or say, special things. ProQuest details the association between the retailer and the producer as a Stackelberg amusement in which the maker has the

Sunday, February 2, 2020

Environmental Analysis of Joes Electric Cigar Essay - 1

Environmental Analysis of Joes Electric Cigar - Essay Example In as much as government laws and regulations could hamper flow of business to considerable extents and even reduce number of potential customers as it prohibits sale of products to minors below the age of 19, and issues health warning to non-smokers, people allergic to nicotine and any other of the ingredients, pregnant or breastfeeding women and diseased people, our e-cigars will be able to maneuver these obstacles due to their relative safeness. According to Canadian Agency for Drugs and Technologies in Health (2012), as opposed to smoking tobacco that contains several chemicals such as benzene, formaldehyde, carbon monoxide, tar and arsenic, e-cigars reduce the risk of developing cancer from smoking since they lack these dangerous carcinogens. They are relatively safe to consume and this fact alone will endear many consumers to our products. Our e-cigars will be useful in helping addicts reduce and quit smoking and will prove better than traditional smoking cessation tools such a s nicotine patches or gums. Our product will offer users the option of determining amount of nicotine they consume and this could be slowly reduced over time as recommended by rehabilitation officers till one gains desired freedom from the deadly stick. Research has indicated reduced smoking levels among addicts who reverted to electric cigarettes with a large number reportedly quitting altogether and Joe’s electric will be at the forefront, leading in helping addicts enjoy a smoke without ‘killing’ themselves. These factors together with the fact that Joe’s electric cigarettes will be relatively cheaper than other tobacco brands and products offered by other electric cigarette companies, the ever increasing costs of living and the poor state of the economy will inevitably place Joe’s e-cigars as the product of choice in the markets. Apart from the consumer health benefits and concerns, customer base and trends will play to positively impact busines s. Joe’s electric cigar intends to operate on flexibility and hence greatly focus towards catering to market trends and meeting the ever increasing consumer demands. Smoking electric cigarettes has become the in thing with prominent persons including celebrities reportedly switching to e-cigs. This has influenced many in joining the trend and this will favor business. E-cigs do not stain teeth and the smoking experiences are relatively pleasant to the smoker with no lingering smell on clothes, furniture, etc, unlike regular cigarettes that leave stains that are often difficult or impossible to remove. Our e-cigars will come in flavored varieties thus offering a much greater experience as compared to sheer tobacco smoking. Like other e-cigs, smoking our e-cigs, unlike smoking tobacco, will not interfere with the environment and a non-smoker as e-cigars produce only water vapor which is odorless. There will be no need, therefore, for restrictions when it comes to smoking e-cigs as it can be smoked indoors, including public places. Our users will not be forced to look for a smoking zone and at the same time will not interfere with the non-smokers in the proximity. It will also be convenient to the end user as there is no need for lighters and ashtrays for e-cigs.

Saturday, January 25, 2020

Effect of Nematode on Tobacco

Effect of Nematode on Tobacco Tobacco 1.0 Introduction Tobacco (Nicotina tabacum L.) is one of the most important non- food crop and widely grown commercially (Akerhust, 1981). This plant had a high economic value and widely demanded throughout the world for the usage of the nicotine, cigarettes, cigars and other tobacco product (Akerhust, 1981). Nowadays, in Malaysia, Tobacco industry is very crucial in uplifting the socio-economic status of farmer in Kelantan, Terengganu, Kedah and Perlis. There were 20,524 farm families, 355 tobacco curers, 1300 grower and 25384 station workers. This industry generates about 150 million in income per year. 38% of the income goes to the farmers and 18% to the curers (http://www.malaysiayellowpages.net/mpi/details/TOBACCO.htm). This plant can give a stable income and therefore increased the income of farmer (Wells, 1987). Tobacco was cultivated as a rotation with the paddy for a side income (Anon, 1981). Tobacco plant can be infected by bacteria, fungus, virus, and parasitic nematode. Disease infection lower the tobacco yield and also quality. This research focused on effect of plant parasitic nematode on tobacco. Plant parasitic nematode can be found wherever tobacco is grown. The severity of the damage they caused depended on climate and soil type (Luc, Sikora et al. 2005). Nematode infection may lower the quality and yields. Annual report from North Carolina in 2008, showed Meloidogyne spp. it self cause loses around $2,505,126 in 2004, $1,596,452 in 2005, $ 1,772,819 in 2006, $1,542,864 in 2007, and $4,096,321 in 2008 while other nematodes cause $146,297 in 2004, $2281 in 2005, $529,188 in 2006 and $208,612 in 2008 (www.dowagro.com/soil/products/tobacco/economic.htm). In Malaysia, the effect of nematode on tobacco yield reduction has not been fully understand or revealed. Therefore, the objectives of this project were: To observe the effect of nematode on tobacco. To observe the relationship of soil physical properties on nematode population density and disease severity. 2.0 Literature review 2.1 Tobacco Tobacco was one of the most important non- food crop and widely grown commercially (Akerhust, 1981). This plant originated came from South America (Tso, 1972). However according to Gerstel (1961), Nicotina tabacum not occurring in wild state it was amphidiploids which come from hybridization of Nicotina sylvestris and Nicotina tomentosiformis. This plant has a high economic value and has been widely demanded throughout the world for the usage of the nicotine such as cigarettes, cigars and other tobacco product (Akerhust, 1981). This plant also important for the research purposes (Tso, 1972). Many researches have been done by using this plant mostly in Plant physiology and Genetics (Bateman Millar, 1966; Albersheim et. al., 1969; Kosuge, 1969). In Malaysia, Tobacco was first introduced in year 1959 by Malayan Tobacco Company (now known as Malaysia Tobacco Company, MTC) in Kelantan cultivation area for 8 hectares (Anon., 1976). Nowadays, in Malaysia, Tobacco industry has been very crucial in uplifting the socio-economic status of farmer in Kelantan, Terengganu, Kedah and Perlis. There were 20,524 farm families, 355 tobacco curers, 1300 grower and 25384 station workers. This industry generated about 150 million in income per year. 38% of the income goes to the farmers and 18% to the curers (Ministry of primary industry, 2010). This plant can give a stable income and therefore can increase the income of farmer (Wells, 1987). Tobacco is cultivated as a rotation with the paddy for a side income (Anon, 1981). However, product and quality of tobacco leaf are quite low due to encountering many problems, including diseases. For Tobacco cultivation, a deep and well drained soil is needed. This is where nematodes problem develop rapid ly (Luc, Sikora et al. 2005). 2.2 Nematodes related with the Tobacco Plant parasitic nematode can be found wherever tobacco is grown. The severity of the damage they caused may depended on climate and soil type (Luc, Sikora et al. 2005). Many tobacco producing countries are near or within the inter-tropical zone. The dominant nematodes that parasitize tobacco plant were Meloidogyne spp. (a root-knot nematode). Most of important species from this genus were M.arenaria, M.incognita, M.javanica, and M.hapla. M.incognita and M.javanica were important species in Malaysia. Other Meloidogyne spp., were rarely reported. Similarly, Pratylenchus spp. were also dominant species that parasitize tobacco plant (Kimpinski and Thompson 1990). Apart from Meloidogyne spp. and Pratylenchus spp., Tylenchorhynchus spp., Globodera spp., Ditylenchus dipsaci and Aphelenchus ritzemabosi were reported to parasitized tobacco plant in certain restricted area. Other nematodes such as Helicotylenchus, Rotylenchus, Scutellonema, Rotylenchulus sp., Tetylenchus and Crinomella sp. hav e been found to infect tobacco plant but not normally associated with losses. Some nematode species such as Xiphinema, Longidorus, Trichodorus, and Paratrichodorus have been reported to transmit viruse to tobacco (Luc, Sikora et al. 2005). Nematodes also may cause disease complex. For example Meloidogyne spp. a root-knot nematodes has been proved to increase the incident of Fusarium wilt even when their population were incapable to cause direct damage to the tobacco plant (Webster, 1972). Another example was interaction between Pratylenchus brachyurus (lesion nematode) and Phyptopthora parasitica var. nicotianae (cause black shank disease). Inagaki and Powell (1969) found that P. brachyurus caused more severe and rapid diseased development of black shank symptom than when the fungus alone. 2.3 Root-knot nematodes, Meloidogyne spp. 2.3.1 Distribution Meloidogyne spp. are always important parasites in tobacco cultivation, wherever the climate favours them (Nusbaum, 1960; Daulton, 1964; Barker et al., 1981; Rich et al., 1982). There were 61 species and two subspecies in this genus at the end of 1988 (Eisenback, 1985; Eisenback Hirschmann, 1991). Nowadays until year 2000 there were 80 species have been describing (Carneiro et al., 2000). Parasitism of Meloidogyne spp. was first reported by Tisdale (1922) in Florida. This genus was also a serious pest in Southern Africa in the late 1920s (Jack, 1927; NaudÑ?, 1929). Meloidogyne incognita and M. javanica were mostly found parasitize the tobacco plant. Their infection was very relying on the climate, since M.javanica had a higher tolerance towards drought and high temperature compared with M.incognita (Daulton Nusbaum, 1969, 1962; Taylor et al., 1982). Meloidogyne arenaria and M.hapla were the next mostly found to cause infection on tobacco plant. Meloidogyne hapla was reported to be found in the cooler parts of the world. Report from fields survey in Florida showed M.javanica was found in 65% of fields survey area, M.incognita 33% and M.arenaria was rarely found (Rich Garcia, 1985). Report from North Carolina showed M.arenaria population had increased gradually although M.incognita was the predominant species there. This observation also showed the same in South Carolina (Fortnum et al., 1984; Schmitt Barker, 1988). Apart from that, M.javanica and M.hapla was reported to be found in North Carolina. Reported showed that there were 64% of M.incognita and 29% of M.javanica to be found in Philippines (Madamba, 1981). Meloidogyne incognitagraham, M.microcephala, M.mayaguensis, M.cruciani, M.enterolobii, M.ethiopica, M.platani, M. themesi were also reported to parasitize reproduce tobacco plant but their importance was very restricted (Cliff hirschmann, 1984; Jepson, 1987; Rammah 1988; Rammah and Hirshmann, 1988). 2.3.2 General morphology The morphology of this genus were almost all same the except for some characteristic which usually were very useful for species identification. They were usually sexually dimorphic. Adult female have swollen, saccate bodies (pear shape like body). The size of female ranged in median length 0.44-1.30 mm and width about 0.33-0.70 mm (Eisenback, 1985). They have protrudes neck anteriorly while vulva and anus were located terminally. The female of this genus have pearly white body with moderately thick cuticle. Stylet were short, moderately sclerotized and protrusibly hollow. The stylet size was 10-24ÂÂ µm in length which consists of cone, shaft and knobs. The morphology of the stylet was quite varying between species in this genus. The morphology of stylet should be one of the supplemental characteristic to be observed for species identification. The stylet functions like hypodermic needle which was moved by protractor muscles. The shaped of the cone, shaft, and knobs also differ a mong female species in this genus. At the posterior of stylet knobs, there was dorsal esophageal gland orifices (DEGO). DEGO was the two sub ventral gland orifices open into the esophagus lumen. DEGO had a varied distance among species which also can be supplemental character for species identification. The excretory pore of the Meloidogyne spp. female situated anterior to median bulb valve plat and usually near stylet base. They also have two convoluted genital tracts. The major part of the total body content consists of two gonads which were very long and greatly convoluted. There were ovary with germinal zone and growth zone, narrow oviduct, globular spermatotheca and long uterus in each gonad. Spermatotheca were differing among species. Therefore this character can also be use for species identification. Apart from that, the cuticle in the perineal region of female from this genus forming a finger print-like pattern (the perineal pattern) which also had been use for species iden tification. This is because, the perineal pattern hold most characteristic of female such as tail terminus, phasmids, lateral lines, anus, and vulva which surrounded by cuticular striae or folds. They also have six large unicellular rectal glands situated in the posterior body region. These rectal glands were connected to the rectum. This gland produce very large amount of gelatinous matrix material. This material was excreted through the rectum and act as protective egg sac (Nickle, 1991). Different with the female, male of Meloidogyne sp. are vermiform. The size of the body vary between species which are about 700-2,000 ÂÂ µm (Eisenback, 1985). This is because the varying environmental condition existing during their development. Body of the male usually twisted through 180ÃÅ'Ã…   upon heat relaxation. The male stylet vary in size which are about 13-30 ÂÂ µm. The stylet and head of male from this genus are robust. Apart from that, size and shape of the stylet cone, shaft, and knobs can be use for species identification (Eisenback and Hirschmann, 1981). The location of DEGO is 2-13 ÂÂ µm posterior to the stylet knob base. The isthmus is short and most of the species have ventrally two overlapping gland lobe instead of normally three esophageal nuclei. The hemizonid located at the front to excretory pore. However some species the hemizonid located at the posterior of excretory pore. In normal male there is only one gonad while in sex-reversed males have two gonads. There is long vas deferens packed with developing sperm in the gonad. Among the species, the size of the spicules range from 19 to 40 ÂÂ µm. The spicules usually robust and the bursa are absent. Tail is short (hemispherical shape). There is also variation of tail shape between species (Nickle, 1991). A second stage juvenile was the infective stage of Meloidogyne sp. It has varied body length from 290 to 912ÂÂ µm (Eisenback, 1985). The head of second stage juvenile basically just same with the male. It has a delicate stylet with 8 to 18ÂÂ µm in length. The DEGO distance are varied among species with the distance mostly 2 to 8ÂÂ µm. The esophagus of the second stage juvenile is narrow with faintly outline procorpus. The median bulb is well defined. Median bulb has a large valve plate and three long ventrally overlapping glands that are use for molting and feeding. The second stage juvenile has a varied position of excretory pore. The hemizoid located posteriorly to the pore. The tail length of second stage juvenile varied among species. Usually the length is 15 to 100ÂÂ µm. At the end of the tail there is hyaline terminus. In this genus, second stage juveniles are group base on the tail length and tail shape (Whitehead, 1968; Jepson, 1984). Jepson (1987) showed that differences in either mean tail and or mean hyaline terminus are very large. These vast differences can be very useful to distinguish species within groups (Nickle, 1991). 2.3.3 Life cycle Meloidogyne sp. shows sexually dimorphism, which is the female are pyriform or saccate, while the males vermiform (Eisenback, 1987). The differences in body shaped between female and male occurred during the postembryonic development of Meloidogyne sp.. From the embryonic development, the egg hatched once to become first-stage juvenile and then molted as a second stage juvenile. The second-stage juvenile was infective stage. It moved into the soil and entered the root of suitable host plant. This second-stage juvenile then formed host-parasites relationship with the plant when it find preferred feeding site. The morphology of second-stage juvenile changed to flask-shape as it feeds on the special nurse cell. Then, without further feeding it molted three times into the third and fourth stage juvenile, and finally become an adult. The saccate adult female resumed feeding on the special nurse cell shortly after the last molt and continued to do so for the remainder of her life. The repr oductive system of both female and male of this genus developed into functional gonads during the postembryonic development (Triantaphyllou and Hirschmann, 1960). From the number of the gonad, we can differentiate the sexes. Females always have two gonads while males usually have one. During fourth-stage juvenile, the shape of saccate male juvenile changed to the vermiform adult males. The metamorphosis occurred in which the body elongates from saccate to a vermiform shape. Fully developed male emerges after the final molt of enclosed fourth-stage male which enclosed within the cuticles of second-stage and third-stage. The adult male leaved the root and move freely through the soil and it does not feed. The mode of reproduction determined the function of the male for mating. Depending on particular species reproduction whether amphimixis or parthenogenesis, the male enters the root searching for the female to mate or just remain in the soil and die. Temperature plays a vital role fo r the length of the life cyle. For example, the first adult female of M.incognita on Tomato appear 13-15 days after root penetration at temperature approximately 29 ÃÅ'Ã…  C, the female laid the first egg about 19-21 days after penetration (Triantaphyllou and Hirschmann,1960). The life span of female is much longer than the male from 2 to 3 month. 2.3.4 Effect of Meloidogyne spp. on Tobacco plant Meloidogyne sp. caused formation of galls on Tobacco root. Usually, second stages juvenile entered via behind the root cap which involves mechanical penetration by using stylet (Linford, 1942). According to Bird et.al, (1975), the penetration also involve some enzymatic action (cellulolytic or pectolytic) which secreted by esophageal gland. Then, the second-stage juvenile moved through the cortex to the region of cell differentiation. This differentiation cell was the feeding site for them which later transformed into highly specialized feeding cells called giant cells. This cell was the permanent feeding site for them (Hussey at al., 1994). According to Dropkin (1972) and Hussey (1987), the multinucleate giant cell was the result of the introduction of secretion produced by subventral esophageal gland cells of the feeding second stage juvenile. Giant cells serve as sourced of food. The nutrient from giant cells was transferred to the nematode (Jones and Northcote, 1972). According t o McClure (1977) these cells act as metabolic sink. These giant cells affected the function of the root as it caused extensive distortion and blocked of the vascular tissue which slowed water and nutrient transport. Therefore, the absorption of nutrient and water greatly reduced. Plant growth and yield may be suppressed as photosynthates were mobilized to the giant cells. Above- ground symptoms showed chlorosis of foliage and temporary wilting (premature wilting) when water stress occurred usually during drought or sunny day. Plant was stunted and the leaves were yellow and thin. The formation of gall was due to the root tissues around nematode and giant cells undergo hyperplasia and hyperthrophy. The worse was when secondary larval invasion occurred which caused the gall to coalesce and finally the root begins to decay (Nickle, 1991). Nematode also had the ability to form disease complex with other plant pathogens. The giant cell produced by root-knot nematode was highly suitable f or development of Fusarium wilt ( Porter and Powell, 1967). 2.4 Root lesion, Pratylenchus spp. 2.4.1 Distribution Pratylenchus spp. is migratory endoparasites root-lesion nematodes. This genus was just slightly less economic important compare with Meloidogyne spp. in the tropical and subtropical regions. However, some species from this genus were responsible for significant yield loss in some tobacco cultivation area. Pratylenchus pratensis, P.negletus, P.brachyurus and P.zae have been reported to parasitized tobacco in North America while in South Africa P.hexincisus, P.thornei, P.vulnus, P.brachyurus, P.minyus, and P.zae have recorded on tobacco (Milne, 1961; Honey, 1967). In Hungary, P.pratensis had been reported to parasitize tobacco cultivation. Pratylenchus penetrans was responsible to cause yield loss in Iraq. In some region in Canada, P.penetrans, P.crenatus, and P.neglectus were mostly found in tobacco fields (Mountain, 1954; Kimpinski et. al., 1976). Canter-Vissher (1969) had found Pratylenchus penetrans in New Zealand while Singh (1974) has found Pratylenchus zae in Trinidad. In gener al Pratylenchus brachyurus and P.zae are mostly found in tropical areas while P.penetrans, P.thornei, and P.minyus are common species in temperate regions (Webster, 1972). In Malaysia, this Pratylenchus sp. was locally important. However their distribution were not clearly report (Luc, Sikora et al. 2005). 2.4.2 General morphology In general the morphology of species in this genus was very similar. There was no marked sexually dimorphism in form of anterior region. Adults have body length range from 0.3 to 0.9 mm. Their body was rather stout. Because increasing of uterus volume and the presence of eggs, the gravid females were stouter than nongravid ones. The cuticle of this genus generally thin and shows fine transverse striation. There were four longitudal lines marking the lateral field. However, additional longitudal line may be present in the central zone. Because of cuticle of gravid female were quite stretch, the lateral field was indistinct. The head of this genus was low and flattened with lip region divided into two,three, or four annules. This annules was continuous with the body countour. Cephalic framework of Pratylenchus sp. was heavily sclerotized. The apical anule among most species were round except for P.brachyurus which was angular. There were three types of head structure that can be found under SEM (Corbett and Clark, 1983). The stylet of Pratylenchus sp. were quite short around 11-25 ÂÂ µm. The stylet was stout with well-developed basal knobs. There was tapering procorpus in the pharynx which was usually roundish median bulb. The isthmus was short which overlapped with the anterior end of the mid-intestine on the ventral side. There were three unicellular glands in the lobe. The length of the ventrosublateral was unequal (Seinhorst, 1971). At 2-4 ÂÂ µm behind the stylet base, there was orifice of the dorsal pharyngeal gland duct. There was no deirids in this genus. The oesophagus of both male and female was equally developed. The tail of male was short and dorsally convex-conoid. Female of Pratylenchus spp. are monoprodelph. The genital branch of most species in this genus occurred as a short sac which usually undifferentiated. The uterus of female often tricolumellar (Nickle, 1991). Different with male, female tail usually two to three anal body diameter long. The bisexual species in this genus, have oval or round spermatheca which was filled with sperm (Luc, Sikora et al. 2005). 2.4.3 Life cycle Some species in this genus reproduced sexually while most of them parthenogenetic. This migratory endoparasitic root lesion nematode fed and laid eggs in the root cortex. Most of them can be found in roots, rhizomes, or tubers and somehow can also be found in stem or fruits. Usually after penetrate the root; this endoparasitic nematode will multiply to very large numbers (10,000-35,000 specimens per 10 g of root). All the stage starting from second stage juvenile entered the root. However with unknown reason, they moved in the soil for some time and goes for a new host root. The female laid the eggs in the root and starting from there their whole life cycle is in that root. Usually, the life cycle was completed in 50-60 days (Nickle, 1991). 2.4.4 Effect of Pratylenchus sp. on Tobacco plant Pratylenchus sp. usually moved and fed on the root cortex. This activity caused disintegration of root cortex and leading to browning of the root tissue. This was known as brown root rot (Mountain, 1954). Symptoms of this disease were pruning-root, water soaked, and lesion on the root. If the infection occurred under aseptic conditions the symptoms showed less severe in the certain experimental condition (Mountain, 1954). The above ground symptoms showed that the stunted plant wilt prematurely and in worse condition died. Inagaki and Powell (1969) reported that this genus caused disease complex with the other plant pathogens. Pratylenchus.brachyurus showed to increase infection of Blackshank by wounding the root which served as entry site. 3.0 Material and method: 3.1 Soil sample: 24 soil samples were collected from Terengganu, Perlis and Kelantan state. Collected soil sample were naturally infested with nematodes and Fusarium spp. Soil samples were store in polyethylene bags. Soil sample were kept in moist condition and out of direct sunlight. 3.2 Tobacco seedling preparation: Sterilized seeds were sown to sterile sandy soil. (River sand). After sown, seedlings were kept out of direct sunlight. Fertilizer applied for twice a week via foliar application. After 30 days of nursery tobacco seedlings were transferred to each soil. 3.3 Inoculation of tobacco seedlings: 6 kg of soil samples (naturally infested) were transferred into plastic container (33x22x10 cm) with drains. Then, 30 days of healthy Tobacco seedlings were transferred to each soil container. Each soil samples were planted with 10 Tobacco seedlings. Fertilizer was applied twice a week via foliar application. Ground symptoms were observed everyday. Tobacco plants were all harvested after 6 weeks. 3.4 Plant observation: Harvested Tobacco plants were observed for the disease symptoms, size of the plant, number of leaf, leaf area, plant weight and disease severity index. Wet weight of Tobacco was measured by using a weigher. Plant size was determined by using ruler. Size of the plant was measured from crown up until shoots. Number of leaf was counted including the number of undeveloped leaf. Root gall disease severity index was determined by using following scale: 0= no root galls 1= 1-25% root galls 2= 26-50% root galls 3= 51-75% root galls 4= 75-100% root galls Disease severity index for root lesion was determined by using following index: 0= no root lesion 1= 1-25% root lesions 2= 26-50% root lesions 3= 51-75% root lesions 4= 75-100% root lesions Root then was stored in the FAA (Formaldehyde 100ml, Glacial acetic acid 50ml, Distilled water 850ml) suspension. 3.5 Isolation of nematode from soil samples: Isolation of nematode and soil inhabiting forms were extracted from soil samples by using Modified Baerman Funnel Technique (Hooper,1968; Viglierchio and Schmitt,1983).This was the simplest technique to isolate nematode and soil inhabiting forms. By using this technique we can avoid lack of oxygen and possibility of nematode lodging on the sloping funnel sides due to instead of using funnel we used a shallow dish. For this experiment instead of funnel a round shallow plastic container was used. A supporting gauze was put onto the plastic container with 0.5cm space between them. A milk filter paper with 50cc soil was put on the supporting gauze. Distilled water was added until the material was almost awash. After 5 days, the content of the dish was transfer into test tube. FAA was added to prevent population changes during storage. 3.6 Nematode counting: Nematode suspension collected via Modified Baerman Funnel was shaked. Then, 1ml was taken and transfer onto disposable plastic Petri dish. The number of all nematodes and parasitic nematodes were counted under a dissecting microscope by 5x to 10x magnification. Counting was repeated for three times. Percentage of parasitic nematodes was calculated. 3.7 Isolation of nematode from root: Nematode from root part was isolated by direct isolation. For root-knot nematodes especially female, the root tissue was carefully tease away with forceps and a fine needle to release the head and neck. Infected plant part was put onto slide and squash to check for the existence of nematode. The nematode then was stain with Phyloxine 1%. 3.8 Isolation of Fusarium spp. The root part was washed with running tap water to eliminate remaining soil particle. Then, the root was cut including healthy part (0.5cm). After that, the pieces of root were dipped in 70% ethanol for 1 minute. Then, the pieces were transferred into 5% sodium Hypochlorite solution to sterilize its surface for 3 to 5 minutes. The pieces then were transferred to sterilized distill water to rinse the pieces for 3 times each for 1 minute. After that, the plant pieces was put on sterile filter paper to eliminate excess water and then, were put on the acidified water agar medium. Finally, the dishes were sealed with parafilm and were incubated for a few days. Growing colonies were observed. 3.9 Soil pH: The soil pH was determined using a soil suspension (Rowell, 1994). 10 ÂÂ ± 0.1 gram of air dry soil sample was used in this experiment. 25 ml of water was added to the soil sample. Then, soil suspension was shacked occasionally by hand over 15 minutes period. The pH meter was calibrated at pH 4 and then pH 7 consistent reading. The soil suspensions were stirred and insert the electrodes. The pH was recorded after 30 second. 3.10 Soil moisture percentage: The water content of soils was determined by drying soil samples at 105 ÃÅ'Ã…  c (Rowell, 1994). For this experiment, soil samples were air dry for two days. Then, weight air dry soil samples for 10ÂÂ ±0.1 gram (W1). Instead of using a moisture can, aluminums foil was used. The aluminum foil was weighed (Wo). Then, weighed soil samples were put on the aluminum foil and placed them in an oven at 105 ÃÅ'Ã…  C for 24 hour. The weigh of soil sample with aluminum foil was weighed (W2). To calculate the weight of soil samples after oven dry the following formulae was applied: Weight oven dry soil (W3) = (W1+Wo)-W2 To calculate moisture percentage of soil samples, the following formulae was use: Moisture percentage (%) = W3/ (W2-Wo) x 100 3.11 Soil particle density: Determination of soil particle density involves the measurement of the volume of a known mass of particles. The soil is dispersed in water and all the air is expelled from the suspension. In a known volume of suspension the volume occupied by the particles is then found (Rowell, 1994). A clean and dry 50ml volumetric flask including stopper was weigh (Wo). Ten grams of oven dry soil samples were added into the volumetric flask. The volumetric flask was filled with distilled water until one-half full. The volumetric flask (without stopper) then was put in boiling water heating with a water bath for 30 minutes and gently agitated the content to prevent loss of soil by foaming. The volumetric flask and its content then cooled to room temperature. Distilled water was added up to the 50 ml mark. Water drop on the outer-side of the volumetric flask was wiped, insert the stopper and weighed (W2). The soil particle density was determined by using the following formulae: Soil particle density (Dp) = Soil mass/Particle volume Particle volume = Conical flask volume volume of water in flask Volume of water in flask = mass of suspension -mass of soil Mass of suspension = W2-W0 3.12 Soil texture analysis: Texture of soil samples were determined by using Hydrometer method (Bouyoucos, 1962; Page, 1982). Then, texture of soil samples determined by referring to USDA Textural triangle after calculation of the percentage of each particle (Brady, 1984). For this experiment, 50g of soil samples were placed into 600 ml beaker. Then, 100 ml of 6% hydrogen peroxide was added to decompose the organic matter. The mixture was kept remaining at room temperature overnight. After that, the beaker was placed on a hot plate at 90 ÃÅ'Ã…   C for 10 minutes. Then, 50ml of 1N Sodium hydroxide (NaOH) (dispersing agent) was added to the suspension and increase the volume to 400 ml with distilled water. The suspension was left for 20 minutes. Then, beaker was placed on a stirrer and stirred thoroughly for 10 minutes. The suspension was transferred to 1000 ml measuring cylinder. Then, distilled water was added to 1000 ml mark. Suspension was allowed to equilibrate thermally and the temperature was recorded. Mo uth of the measuring cylinder was covered with a parafilm and inverted for several times until the contents are thoroughly mixed. Mixture was left in a cool, shaded place. Then, the hydrometer was immediately into the suspension and reading was taken after 40 seconds until consistent reading. Hydrometer was removed and cleaned. The temperature of the suspension was recorded with thermometer. The thermometer was removed and remixes the suspension. Then, let the cylinder sit for 2 hours. At exactly 2 hours later, the hydrometer was again placed into the suspension and data was read. The temperature of the suspension was also seconded with thermometer. The actual reading must be corrected in order to get revised value depending upon the actual temperature. a. Add 0.36 g/L to hydrometer reading for each degree >20 ÃÅ'Ã…  C b. Subtract 0.36 g/L from hydrometer reading for each c. Density reading should also be corrected from the density of the dispensing solution (NaOH+ distilled water) without soil. These reading are must be subtract with the soil solution density reading. Finally, after calculating the percentage of each particle, use the USDA Textural triangle to determine the textural class of soil samples. Readings from specific gravity hydrometer was converted to soil g/l by using converting table (http://classic.globe.gov/fsl/html/templ.cgi?conversionlang=ar). Table 3.1 Hydrometer converting table Specific Gravity Grams Soil/L Specific Gravity Grams Soil/L Specific Gravity Grams Soil/L 1.0024 0.0 1.0136 18.0 1.0247

Friday, January 17, 2020

Kafka’s Metamorphosis: Vision of the Body

Through the metamorphosis of Gregor Samsa, Kafka not only traces modern man’s sense of alienation from his body, but also anticipates Postmodernist visions on identity—the way that identity relates to the body, and the social constructs of marginality and normality, that infallibly reminds us the works of Michel Foucault, who examined the disciplining and medicalization of body as a form of social control. Gregor Samsa’s sudden discovery of his transformed body is another form of the horrible confusion that Samuel Beckett later explores in his plays. There are no such pretty, healthy bodies in Beckett.His characters are infirm, decrepit figures that are, as Beckett described them, â€Å"falling to bits†. Some theorists of the Body trace the emphasis on ‘normal’ body to industrial capitalism, which required a standardized body for factory work and labeled the ‘different’ body as ‘abnormal’. This social conditioning can also be associated with the recent dreads like anorexia and bulimia in especially teenage girls, who in the desire to wear ‘size zero’ dress, that is extremely popular in America and to look ‘wonderfully thin’ endanger their lives with starvation.This is an example of how the market forces of capitalistic power play manipulate the concept of identity by constructing a ‘norm’ of the body. In spite of the traces of the modernist horror of fragmented identity, there is also an element of Postmodernist fantastic in Kafka’s tale; where the transformation of the body is more marvelous than terrible. The 2001 film Amelie had a protagonist who literally melts when her love interest leaves the restaurant in which she works without asking her for a date—unmistakably reminding the viewer Kafka’s vision of the Body as marvelous.

Wednesday, January 1, 2020

Black Males Receive Unfair Treatment “Discrimination in...

Although hatred, racism, and discrimination date as far as slavery one might say that it still suppresses African American Men until this day. Many forms of oppression still exist in this newly-made century. It has gotten so bad that the same oppression that has torn society has made its way into the school system. Could this be the major problem in the school system? â€Å" That was said aloud by, Arne Duncan, U.S. Secretary of education, The new guidance package is replete with data, highlighting, for example, that while African American students make up only 15% of public school systems, they represent 35% of students suspended once, 44% of students suspended twice, and 36% of students expelled†, as reported by Sarah Belton, Cartwright-Baron Attorney. It is rather disturbing if you ask me due to the fact that young black males may never get the education they need. What really seems to be the problem with the African American Men’s advance in the school system? 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