RUTHVEN, Iowa–(BUSINESS WIRE)–Bayer today marked the first U.S. delivery of Convintro™ herbicide, transported from its Kansas City manufacturing facility to New Century FS in Ruthven, Iowa. The milestone moves a new pre-emergent weed-control option closer to corn and soybean growers for the 2027 season. Convintro is designed to help manage resistant waterhemp and Palmer amaranth – two of agriculture’s most destructive super-weeds, with populations now showing resistance to up to nine differen