Mark VanGessel, Extension Weed Specialist; mjv@udel.edu The Group 15 herbicides, Dual, Warrant, Zidua can be applied to emerged soybeans for residual control, but they will not control emerged weeds. They can be applied as a tankmixture with products such as… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu There are not a lot of Enlist E3 soybeans in the region, but I have received a few calls about which herbicides can be used. Enlist E3 soybeans are resistant to glyphosate, glufosinate, and… Continue Reading
Jarrod O. Miller, Extension Agronomist, jarrod@udel.edu Corn planted on April 24th in Georgetown has just hit the V12 stage, close to the expected GDD of 870 (Table 1). We have observed a few fields of corn tasseling, which would fit… Continue Reading
Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu Corn has been growing well and we are beginning to see some foliar diseases. Reside-borne leaf diseases like Grey Leaf Spot and Northern Corn Leaf Blight are common across our area. It is… Continue Reading
David Owens, Extension Entomologist; owensd@udel.edu Soybeans Continue to check fields for defoliation. The defoliator complex is present, generally at populations that do not require treatment. Insects include bean leaf beetle, bean leafroller, green cloverworm, thrips, and Japanese beetle. Field Corn… Continue Reading
