Postemergence control of quackgrass [Elytrigia repens (L.) Nevski] with DPX-79406 in corn (Zea mays L.)

application rates biotipos biotype biotypes choix de la date crop yield dose d'application elymus repens etapas de desarrollo de la planta growth stages herbicidas herbicide herbicides ontario plant developmental stages rendement des cultures rendimiento de cultivos rhizome rhizomes rizomas shoots stems sulfonylurea herbicides tallo tige timing zea mays