Every female Palmer amaranth plant can produce over 1 million seeds that may germinate and compete with a cotton crop.One doctoral student is taking on these weeds, which rob farmers through herbicide costs, yield damage or quality losses. Palmer amaranth is highly adaptable, spreading all the way up to Minnesota and Canada, and is increasingly becoming resistant to more and more herbicides.Sarah Kezar is determined to make sure fewer Palmer amaranth plants live and produce seed, thus helping producers reap greater economic benefits. She is currently at the Department of Soil and Crop Sciences in Texas A&M’s College of Agriculture ...