... perennial grass weeds and wild oats in wheat, rye, triticale and, depending on ratio, in some varieties of barley. Phytotoxicity Non ... -phytotoxic to broad-leaved crops. Formulation types EC; ... 2,3-dihydrobenzoxazol-2-one. Soil/Environment In soil, fenoxaprop-ethyl is rapidly hydrolysed to fenoxaprop (A. E. Smith, J. ...