Managing Bean Leaf Beetle in Soybean- Pod Feeding Threshold

Bean leaf beetle is more common in the eastern part of our state.  There are generally two to three generations of the insect.  Hence, we can see them while beans emerge all the way to when beans dry down.  Bean … Continue reading

Are You Spraying For the Right Pest? Green Cloverworm versus Loopers

We have had a lot of spraying for defoliating pests this year, especially green cloverworm and yellowstriped armyworm.  Few of these cases were economically justified, however, since our defoliation thresholds (click here) are designed to prevent yield loss.  As a … Continue reading

Yellowstriped Armyworms Present in Northeast North Carolina

Yellowstriped armyworm was first reported by my colleague Dr. Ames Herbert in Virginia this week (click here and scroll down the page).  Like Dr. Herbert, most of what I have heard about is soybean fields in which the insect is … Continue reading

Guide to Assessing Percent Defoliation in Soybeans

Treatment thresholds (defined as a point for which you can treat before economic damage is incurred) for foliage feeding insects in soybeans are relatively easy.  The threshold for foliage feeding pests is 30% foliage loss throughout the canopy during the … Continue reading