| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to agriculture. The composition for protecting wheat and barley from harmful effects of 6-amino-2-(substituted phenyl)-5-substituted-4-pyrimidine carboxylate herbicide of formulawherein Q is C-Calkenyl or C-Calkoxy; X is H or halogen; Y is H, halogen, C-Calkoxy or -NRR; Z is halogen, C-Calkyl or C-Chaloalkyl and Rand Rare independently H or C-Calkyl; or an agriculturally acceptable salt, ester or amide derivative thereof. The composition additionally contains an antidote. The antidote is cloquintocet, cloquintocet-mexyl, fenchlorazole, fenchlorazole-ethyl mefenpyr or mefenpyr-diethyl or a mixture thereof. The weight ratio of the antidote to the 6-amino-2-(substituted phenyl)-5-substituted-4-pyrimidine carboxylate herbicide is in the range of 1:16 to 4:1.EFFECT: invention reduces damage to wheat and barley caused by the herbicide.17 cl, 24 tbl |
