Herbicide-resistant weeds pose problem to cotton farmers - study

摘要

A single herbicide-resistant weed is capable of swiftly overtaking cotton fields, according to arnnew Arkansas study highlighting the risks of weeds that have become immune to herbicides.rnThe study, which appeared this week in the journal Weed Science, shows the need forrn"proactive resistance management" by farmers to contain herbicide-resistant weeds, thernauthors said. Zero tolerance control is needed to keep weeds from taking over farms andrnwiping out profits.