New research in Science is showing how the rise of modern agriculture has turned a North American native plant, common waterhemp, into a problematic agricultural weed. An international team led by researchers at the University of British Columbia compared 187 waterhemp samples from modern farms and neighbouring wetlands with more than 100 historical samples dating as far […] Read more

How intensive agriculture turned a wild plant into a pervasive weed
Science Notes: Herbicide resistance continues to challenge growers