https://www.wbaa.org/tags/round-up-tolerant-crops Round-up tolerant crops en-US Copyright Wed, 07 Mar 2012 05:01:00 GMT https://www.wbaa.org/science-and-environment/2012-03-07/farmers-face-tough-choice-on-ways-to-fight-new-strains-of-weeds In large sections of America's farmland, new strains of weeds are making life miserable for farmers. They've developed resistance to the country's No. 1 weedkiller, Roundup. Now farmers face a choice: Do they go for yet another kill-all-the-weeds chemical, or go back to more complicated, labor-intensive ways of fighting weeds? Wed, 07 Mar 2012 05:01:00 GMT https://www.wbaa.org/science-and-environment/2012-03-07/farmers-face-tough-choice-on-ways-to-fight-new-strains-of-weeds Dan Charles