Herbicides of least concern, (if applied on cash crop according to label) for residual issues on cover crops planted after corn silage would include chemicals like glyphosate, glufosinate, paraquat, 2,4D, dicamba, clopyralid, bromoxynil, bentazon, and diflufenzopyr. Read more in this story from South Dakota State University Extension.
Weed control has focused on resistance management, with a greater reliance on residual herbicide programs, use of multiple sites of action at full rates and over lapping residual programs. As use of cover crops have increased in recent years managing weeds through a longer residual herbicide program has become more complicated. Read more in this article from South Dakota State University Extension.
The National No-Tillage Conference returns January 7-10, 2025!Build and refine your no-till system with dozens of new ideas and connections at the 33rd Annual National No-Tillage Conference in Louisville, Ky. Jan. 7-10, 2025. Experience an energizing 4-day agenda featuring inspiring general session speakers, expert-led No-Till Classrooms and collaborative No-Till Roundtables. Plus, Certified Crop Adviser credits will be offered.
Last week we had boots on the ground at the Big Soil Health Event in Cedar Falls, Iowa where agronomist David Kleinschmidt emphasized the importance of considering Carbon to Nitrogen ratios of cover crops and residues.