Waterhemp's metabolic resistance to topramezone
Tuesday, November 27, 2018 - 18:20
in Biology & Nature
Corn naturally tolerates certain herbicides, detoxifying the chemicals before they can cause harm. It's what allows farmers to spray fields with the class of herbicides known as HPPD-inhibitors, which kill weeds such as waterhemp and Palmer amaranth and leave corn unscathed. But in more and more fields, the method is failing; waterhemp isn't dying.