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United States Department of Agriculture

Agricultural Research Service

1 - Kovar Receives 2006 Werner L. Nelson Award
2 - Kaspar and Logsdon named ASA Fellows
3 - The Role of Soil Organic Matter
4 - ls potassium deficiency limiting corn yields?
5 - Jaynes Educational Aids Blue Ribbon Recipient
ls potassium deficiency limiting corn yields?

ls potassium deficiency limiting corn yields?

Agricultural Research Service (ARS) soil scientists Douglas Karlen and John Kovar think so, and they cite a shift by growers away from preplant tillage as a possible cause. Click here to read the entire article.

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Last Modified: 9/5/2007
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