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Crop Fertility


Bacteria tracked feeding nitrogen to nutrient-starved plants

An international team of researchers, including three from the U.S. Department of Energy’s Brookhaven National Laboratory, has tracked nitrogen as soil bacteria pull it from the air and release it as plant-friendly ammonium.


Understanding plant tissue sampling

Remember learning about the food pyramid in school? While there is no fancy pyramid drawing out what a plant needs on a day-to-day basis, the concept remains the same—both humans and plants have nutritional needs in order to grow and be healthy.


Terra Nitrogen Company completes turnaround project

Terra Nitrogen Company, L.P. announced the completion of the planned turnaround of an ammonia and UAN plant representing approximately one-half of the production capacity at its Verdigris, Okla., nitrogen complex.


New N guidelines for irrigated, sandy soils

On March 6, 2015, revised guidelines for fertilizing corn grown on irrigated sandy soils were released by the University of Minnesota. Minnesota has about 500,000 acres of irrigated sandy soils. Corn is grown on about half of these acres in any one year. With the use of irrigation and fertilizer, sandy soils are very productive.


Buyer beware when it comes to “alternatives” to ag lime

Over the past few months, farmers at each county agronomy meeting have asked about liquid lime. After a little investigation, we found out that what was being marketed as a liquid lime with neutralizing value was in fact calcium chloride (CaCl2). This was bad news because CaCl2 provides no liming value and is in fact not “liquid lime.”


Eurochem, Maire Tecnimont, Sage to build five fertilizer plants

EuroChem Group AG, Maire Tecnimont and SACE jointly announced the signing of a Memorandum of Understanding in relation to the construction of five ammonia-urea plants to be commissioned in Russia, the United States and Kazakhstan over the next 10 years.


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