FIELD: agriculture.
SUBSTANCE: methods of controlling a broadleaf volunteer crop comprises applying a herbicidally effective amount of a herbicide of formula (I) or salts or esters thereof: 
. Formula (I), where R1 is a halogen, trifluoromethyl, cyano, substituted or unsubstituted C1-C4 alkyl or substituted or unsubstituted C1-C4 alkoxy; R2 is hydrogen, halogen, trifluoromethyl, cyano, substituted or unsubstituted C1-C4 alkyl, substituted or unsubstituted C2-C4 alkenyl, substituted or unsubstituted C2-C4 alkynyl or a substituted or unsubstituted C1-C4 alkoxy; R3 represents hydrogen, halogen, substituted or unsubstituted C1-C4 alkyl or a substituted or unsubstituted C1-C4 alkoxy; R4 is a halogen, substituted or unsubstituted C1-C4 alkyl, substituted or unsubstituted C2-C4 alkenyl, substituted or unsubstituted C2-C4 alkynyl or a substituted or unsubstituted C1-C4 alkoxy and X is CR5, where R5 is hydrogen or halogen and where optionally R1 and R2 are combined to form –OCH2O, -OCHFO- or –OCF2O-. Broadleaf volunteer crop is genetically modified.
EFFECT: invention enables to achieve the specified purpose.
17 cl, 7 tbl
