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Insects

Defoliating Insects in Soybeans

It is that time of year when Japanese beetles, grasshoppers, or various caterpillars start to consume the soybean leaf canopy. It is very easy to overestimate the amount of defoliation that has occurred and many do not like scouting several locations within a field. We should tolerate some low level of defoliation simply because there […]
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Crop Rotation Warrior or Wizard?

Two weeks ago, I was an invited speaker at an Iowa State University Extension agronomy program for producers in southwest Iowa. Given my talk was on adding small grain production in southwest Iowa; I was not expecting much of a crowd since there was another concurrent session they could attend. To my dismay, 40 producers […]
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