Fertilizers are substances added to the soil sprayed on leaves of plants to help them grow better or in some cases faster. Plants need twenty essentail elements to help them grow. Plants make carbohydrates. A plant needs nitrogen, phosphorus, potassium, calcium, sulfur, and magnesium the most to grow healthy. Most soils naturally contain enough trace elements for field crops, but such elements must be added when certain fruits and vegetable plants are grown. Nitrogen, phosphorus, and potassium are the top three elements needed in plant growth. Legumes are plants which absorb nitrogen gas from the air and bring the gas to the ground. Legumes are planted over with other crops and those plants get the required amount of nitrogen and grow healthy.
There are two kinds of fertilizers. There is organic and inorganic. Organic fertilizers are bonemeal, fishmeal, blood, and farmyard manuer. Inorganic manuer is Nitrogen, potassium or any other element necessary in the aid of plant growth. If one accidently digests inorganic fertilizer, he or she must see a doctor as soon as possible. One can get red eyes, itchiness, and or stomach problems.
During World War 2, the government built many factories to absorb nitrogen gas from the air and to use them in explosives. Soon after the war, these factories were used to absorb nitrogen gas and to be used as a fertilizer. This method was inexpensive and farmers were now actually making a profit. By 1985, farmers used approximately eleven million tons of nitrogen a year. This is eight times more than what farmers used in 1950.
The most widely used fertilizer is pure ammonia. It is kept in liquid form under pressure in steel tanks. Three solid nitrogen fertilizers are ammonium sulfate, ammonium nitrate, and ammonium phosphate. Two common phosphorus fertilizers are superphosphate and triple superphosphate. Phosphorous fertilizer is made by treating phosphate rock with sulfuric acid. Potassium sulfate and potassium nitrate are used on crops that are harmed by chlorides.
The term straight fertilizer stands for any material that supplies one of the three principal macronutrients. The three macronutrients are nitrogen, phosphorus, and potassium. Mixed fertilizers are fertilizers that supply more than one macronutrient. This information is neccesary to one who is intrested in purchasing fertilizer. The fertilizer companies or manufacturers basically list every package or container with three numbers. For example a package that says 4-16-18, contains 4 percent nitrogen, 16 percent phosphoric oxide, and 18 percent potassium oxide.
For years farmers have been adding natural fertilizers to their crops. It is a big risk though. Over fertilizing is very dangerous. It puts high concentrations of salt into the soil. It can also affect the water resources nearby. Nitrogen, Phosphate, and Potassium are the basics of fertilizer. If a certain nutrient is short in supply the fertilizer might not work as well. Calcium, iron, manganese are also nutrients that might be needed. So don’t just trust the fertilizer bag that says it has all the nutrients, test it out. (Miller and Levine 717)
All of the plants in the nightshade family are nitrogen containing plants, including nicotine. Nitrogen is the second most important supplements for plant growth, below water. Nitrogen can be found in many different forms. It moves around natural ecosystems through the nitrogen cycle. The different forms of nitrogen decide its whether or not it is available to plants or whether it escapes and is no longer able to provide plants. The amount of useable nitrogen and the percent that is lost from the soil affects the supportability of productivity. If it is mishandled it is possible to have economic loss to the producer and have an environmental
Corn helps the cows, chicken, and other animals grow faster and produce more milk, etc. as well. Instead of animals being out free in their natural environment, they are more indoors tethered to machines, eating corn. 2) All life is based on nitrogen. It forms the building blocks of organic materials and genetic information. But most of the earth's 80% nitrogen is unusable, unless it is “fixed” by combining it with hydrogen atoms. In 1909, Fritz Haber figured out how to make synthetic, usable nitrogen, which geographer Vaclav Smil calls the most important invention of the twentieth century. Without it, the human population would eventually have starved. Creating so much extra nitrogen has disrupted the natural cycle of nitrogen production. The nitrogen that isn't used by the corn evaporates into the atmosphere, which creates acid rain and speeds up global warming. The excess runoff of nitrogen-rich water makes the algae bloom in the Gulf of Mexico,
...at over planting can do to the land, the majority of the United States just moved on and continued to treat the land just as poorly as before. John Pursell views chemical fertilizer as a thing that turns soil into “chemical wasteland” and mentions that today’s soil is often not good enough to resist heavy rainfalls.
In Ethan Frome, Edith Wharton conveys that you will never be satisfied if you try to choose between love and responsibility. Through her use of the metaphor comparing winter to Ethan and his life, Wharton illustrates the dissatisfaction that comes from attempting to choose between two equally beneficial and detrimental choices.
St. Augustine was a fourth century philosopher of the late Roman and early Medieval time. Today, he is still considered one of the most significant figures in the development of Western Christianity and played a huge role in bringing Christianity to dominance during the time when the Roman Empire was in a dark place. He is considered to be one of the most important Church Fathers in Western Christianity. At that time, many people saw Aristotle as one of the main influences to Christian thought. However, after St. Augustine’s own spiritual struggles and trials in his life, he combined his own wisdom with ideas from both Plato and Neo-Platonism into a unique philosophical system that supported the Christian belief.
Later, after much study and introspection, Augustine discovers that he has been mistaken in attributing a physical form to God. Yet, he still presses on to reconcile his mind to the true precepts of Christian ideology. But what does he...
In Zhang Zhimin video diary it stated that, in the last hundred years, agriculture has become the biggest source of pollution. For example, in the early twentieth century farmers used terracing, irrigation and multi cropping techniques, plus a large amount people to tend the crops (Morris, 2009, p. 76). Also, animals were used as food and to maintain the nutrient cycle, which was beneficial to the farmers crops (Morris, 2009, pp. 80-82). Tools such as the iron mouldboard plough was also used for dry-land cultivation, which is believed to have been used for centuries (Morris, 2009, p. 84). Techniques such as these were said be a sustainable method of farming, although some people may have been suffering from malnutrition (Morris, 2009, p...
Organic foods are those grown without the use of growth hormones, antibiotics, synthetic pesticides, or chemical fertilizers. Genetically modifying crops is also not preformed in organic farming. Soil fertility can be maintained using crop rotation, cultivation practices, and cover crops. Natural fertilizers and pesticides are still considered to be included in organic farming (Winter & Davis, 2006). Products that are controlled with cultivation conditions rather than chemical-synthetic pesticides include organic products (Woese, Lange, Boess & Werner Bogl, 1999). The use of synthetic pesticides and materials falls under conventional farming. If the materials are on the National List of Allowed and Prohibited Substances, it can, however, be considered organic. A process that chemically changes a substance extracted from naturally occurring sources is considered a synthetic material (Winter & Davis, 2006).
Augustine’s appropriation of Plato’s two level analysis of the material world compared to Godly truth has created the idea that God is an immaterial substance that exerts His existence throughout space and time. The appropriation of these ideas in religion consequentially causes St. Augustine to face his trespasses; The Confessions sole purpose is to narrate Augustine’s life in comparison to how the bible believes a person of the faith should live. By breaking down each damnation Augustine not only corrects his way of life but shows how the journey his soul takes to obtain purity as Plato would explain is one in the same in correlation to earning his spot inside of the gates of
There are 2.5 billion pounds of pesticides being applied to agricultural products each year in the United States. This is ten times more than was applied forty years ago. It is still unknown as to what type of exact effects these chemicals may have on individuals. Some farmers that have been using pesticides in their fields and developed leukemia are finding that the cause of their disease is from inhaling pesticides. These chemicals are still in use today and most of them have never been tested for the short or long-term effects that they may have on humans.
Farmers apply nutrients such as nitrogen, phosphorus, manure, and potassium in the form of fertilizers to produce a better product for the consumers. When these sources exceed the plants needs or if these nutrients are applied before a heavy rain then the opportunity for these excess to wash into aquatic ecosystems exists.
Fertilizers are essential to modern industrial agriculture. Two of the most important plant nutrients are nitrogen and phosphorus. Nitric acid, phosphoric acid, ...
For instance, ammonium nitrate used as ammonium nitrate fertilizer”. The philosophy of agriculture
Plant nutrition is area of plant biology that is of the utmost importance for the proliferation of plants. Without proper nutrition, plants would simply cease to exist unless drastic alterations were made. There are certain elements that are required for the plant to grow and reproduce; these elements are known as essential elements. There are three requirements of an essential element: the element must be required for the completion of the plant’s life cycle, the element must not be replaceable by another element in whole, and finally the element must be direction involved in the metabolism of the plant. Chemical compounds that are involved in proper nutrition have been designated as nutrients, and further classified as macronutrients and micronutrients. Macronutrients are needed for growth, metabolism, and many other functions, but are designated as “macro” because they are required in larger amounts. Macronutrients include carbohydrates, proteins, and fat molecules. Micronutrients have a much wider function that depends on the exact micronutrient. Micronutrients are designated as so because they are needed in much smaller amounts when compared to macronutrients. Examples of micronutrients include vitamins and minerals.