Even though there's a growing concern over the development of herbicide-resistant weeds in no-till fields, the problem still appears to be manageable. While some no-tillers are facing problems with resistant weeds, the resistance is not yet widespread.

During a symposium on glyphosate-resistant weeds held during the annual early winter meeting of the North Central Weed Science Society in St. Louis, Mo., university researchers confirmed the development of glyphosate-resistant waterhemp.