Eric Hunt

faculty
Work Hardin Hall (HARH) 157 North
Lincoln NE 68583-0931
US
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Corn Leaf Burn from Sidedressing Anhydrous Ammonia

May 22, 2009
Nitrogen burned corn leaves
Figure 1. Ammonia damage on corn at the V6 growth stage.

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Except for Iron and Zinc, Application of Micronutrients Often Not Warranted

April 1, 2012

Plants require seven micronutrients: boron (B), chlorine (Cl), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), and zinc (Zn). In Nebraska, deficiencies of iron and zinc can be common, depending on soil properties, but deficiencies of the other five micronutrients are rare.

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Aphids in Corn and Sorghum

July 19, 2012


Jenny Rees, extension educator in Clay County, said growers are reporting greenbugs (Figure 1) in sorghum and corn leaf aphids (Figure 2) on corn in south central Nebraska.

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