On this episode of The Agronomists, host Lyndsey Smith is joined by guests Peter Sikkema of the University of Guelph-Ridgetown (ret.) and Charles Geddes, Agriculture and Agri-Food Canada research scientist, to discuss how to kill stubborn weeds, including multi-resistant Canada fleabane, kochia, and waterhemp. Geddes and Sikkema outline the scope of the issue with hard-to-kill... Read More