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Latest Micronutrient Articles
Sulfur (S) deficiency has been diagnosed in corn and wheat in Indiana in recent years. More than half the corn S deficiency experiments conducted in northeast Iowa since 2005 have responded to fertilizer S.
With the variation in conditions we have seen this spring there are a few issues that may show up in fields related to cool and wet soils. Purpling of corn leaves due to phosphorus (P) deficiency and early season interveinal striping due to sulfur (S) may occur if temperatures remain cool and we continue to have frequent rains.
There are still questions on the application of sulfur for soybean. Daniel Kaiser and a number of other researchers in Minnesota have been working on a number of projects focusing on sulfur management on corn, soybean, and spring wheat.
Zinc fertility for corn (04/15/13)
Additional Micronutrients Links