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US4437877A 2-(2-Fluoro-4-halo-5-substituted phenyl) hydantoins and use 失效
2-(2-氟-4-卤代-5-取代苯基)乙内酰脲,并使用

2-(2-Fluoro-4-halo-5-substituted phenyl) hydantoins and use
摘要:
A herbicidal composition which comprises as an active ingredient a compound of the formula: ##STR1## wherein X is a chlorine atom or a bromine atom, Y is --CH.sub.2 --, --S-- or --SO.sub.2 -- and R is a C.sub.1 -C.sub.4 alkyl group, an allyl group or a propargyl group, and an inert carrier.
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