| 摘要 |
The agent has a high biological activity and is applied in agriculture, in plant growing, in particular, for destruction of harmful vegetation. It contains active compounds with a common formula<IMAGE>,where R is phenyl, 2-methoxyphenyl, 4-chlorophenyl, 4-nitrophenyl, isopropyl, isobutyl, 2-difuryglyoxal or piperonyl.
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