Process for the selective use of the herbicide imazethapyr in post-crop emergence of resistant or tolerant to this herbicide and its application in sunflower controlling parasitic weed broomrape (Orobanche cernua or loefl./. Cumana Waller).

摘要

Process for the selective use of the herbicide imazethapyr in post-crop emergence of resistant or tolerant to this herbicide and its application in sunflower controlling parasitic weed Jopo (Orobanche cernua Loegfl./ O. Cumana Waller. The method comprises applying of a solution of imazethapyr at the stage of postemergence of the sunflower crop, singly or repeatedly by a conventional applicator regulating the pressure and the volume of solution applied per unit area. the method has its main application in control of the parasitic weed broomrape in sunflower crops already emerged.