Selective herbicide

阅读:505发布:2020-11-23

专利汇可以提供Selective herbicide专利检索,专利查询,专利分析的服务。并且PURPOSE: A selective herbicide, containing a specific methyl 2-alkoxycarbonylaminosulfonyl benzoate as an active constituent, capable of exhibiting improved weeding effects on gramineous plants and various broad-leaved weeds, and having no toxicity to cultivated crops.
CONSTITUTION: A herbicide containing one or two or more methyl 2-alkoxycarbonylaminosulfonylbenzoates expressed by the formula (R is lower alkyl) as an active constituent. Methyl 2-methoxycarbonylaminosulfonylbenzoate, etc. may be cited as the compound of the formula. The herbicide can be applied by either one of the soil or foliar treatment, has a powerful weeding activity against water foxtail, slender starwort, chickweed, cleavers, etc. and is effective for weeding the cultivated crops, e.g. wheat, barley, oats, corn, soybeans, cotton and peanuts. The amount of the herbicide is 5W1,000g/10 ares expressed in terms of the active constituent.
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