PYRIDINES AND SUBSTITUTED PYRIMIDINES AS HERBICIDES

Description

COMPOUNDS OF FORMULA 1 ARE DISCLOSED, INCLUDING ALL STEREOISOMERS, N-OXIDES AND SALTS THEREOF -SEE IMAGE 1- WHERE A IS SELECTED FROM -SEE IMAGE A-1-, -SEE IMAGE A-2-, -SEE IMAGE A-3-, AND -SEE IMAGE A-4-; YX, Q1, Q2, Q3, Q4, R, R1, R2, R3, R4 AND HAVE THE DEFINITIONS GIVEN IN THE INVENTION. FURTHERMORE, COMPOSITIONS CONTAINING THE COMPOUNDS OF FORMULA 1 AND METHODS FOR CONTROLLING UNWANTED VEGETATION ARE DISCLOSED, COMPRISING CONTACTING THE UNWANTED VEGETATION OR ITS ENVIRONMENT WITH AN EFFECTIVE AMOUNT OF A COMPOUND OR COMPOSITION OF THE INVENTION.