Seed Terminator, Kelly Ingram Crop topping is doomed. The days of crop topping with glyphosate are numbered. We have a lot of glyphosate resistance. Lots and lots. Resistance testing services are finding that about half of the populations tested are resi... Crop Topping Glyphosate Harvest Weed Seed Control Herbicide Resistance Ryegrass Windrowing 23 Oct 2024