Herbicidal compositions

A herbicidal composition comprising a mixture of components (A) and (B) as active ingredients, wherein component (A) is a compound of formula (I):

• wherein
• R1 is selected from hydrogen, chloro and fluoro;
• R2 is selected from chloro and bromo;
• R3 is selected from CO2R5 and CH2OR6;
• R4 is selected from H, CH3— and CH3CH2—;
• R5 is selected from H, CH3—, CH3CH2—, CH3CH2CH2—, CH3CH2CH2CH2—, (CH3)2CH—, (CH3)2CHCH2—, (CH3)3C—, CF3CH2—, allyl, propargyl, CH3OCH2CH2—, C2H5OCH2CH2—, CH3CO2CH2CH2— and tetrahydrofuranmethyl;
• R6 is selected from C1-C4alkylcarbonyl, cyclopropylcarbonyl, and C1-C2alkylsulfonyl;
• or an agrochemically acceptable salt thereof;
• and component (B) is bicyclopyrone or agrochemically acceptable ester or salt thereof.