On Oct 27, 2020, The United States Environmental Protection Agency (USEPA) announced a new 5-year registration for XtendiMax® and Engenia, and re-registered Tavium (a premix of dicamba and S-metolachlor).
Can you identify henbit, field pennycress, prickly lettuce and other fall-emerging weeks? Marestail in particular may be a problem this fall and require an alternate herbicide as the majority of marestail in eastern Nebraska is resistant to glyphosate and ALS-inhibiting herbicides.
Herbicides registered for in-season weed control in industrial hemp are scarce, or nonexistent. To help with this issue, a greenhouse study was conducted this summer at the University of Nebraska-Lincoln to test tolerance of three industrial hemp varieties to preemergence herbicides commonly used in corn and soybean.
We are expanding the N Field Observations & introducing “N Field Chat” sessions starting this Tuesday August 18 at 7 pm. N Field Chat is a live question & answer session on-line with experts from Nebraska Extension including both specialists & educators from throughout the state.