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fertilizer Articles

Determining Need for Phosphorus and Potassium Fertilizer

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There are a couple of agronomic newsletters I read regularly: Ohio State University’s CORN and Purdue’s Chat ‘n Chew. In a recent edition of Chat ‘ n Chew, Camberato and Joern wrote an excellent article on reducing phosphorus and potassium fertilizer use to save money. The article discusses the differences between critical [...]

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Nitrogen Fertilizer Options and Technologies

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Below is an article I wrote for the August 24, 2008 Lima News. The financial cost of fertilizer used in agriculture is intimately linked to the oil market. As the cost of a barrel of oil rises, so do agricultural fertilizer prices. One of the most basic sources of fertilizer is ammonium nitrogen, also [...]

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Nitrogen Deficiencies in Corn — Easy to See Now

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Emerson Nafziger, Extension Agronomy Specialist for the University of Illinois, wrote an article on nitrogen deficiencies in corn. The article is very timely as many growers are now seeing the effect of nitrogen deficiency appear in their corn fields in NW Ohio. Unfortunately there isn’t much that can be done at this stage [...]

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