| 摘要 |
FIELD: organic chemistry, herbicides, agriculture. ^ SUBSTANCE: invention relates to chemistry of biologically active substances, in particular, to agent comprising 2-methyl-4-methoxymethylbenzo[4,5]imidazo[1,2-c]pyrido[3',2':4,5]thieno[2,3-e][1,2,3]-triazine of the formula (1) . Agent can be used for reducing toxic effect of herbicide with hormonal effect, 2,4-dichlorophenoxyacetic acid, on sunflower seedlings. Invention provides expanding assortment of highly effective agents reducing toxic effect of herbicide 2,4-D on sunflower. ^ EFFECT: valuable properties of agent. ^ 1 tbl, 2 ex
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