| 摘要 |
Herbicidal composition which comprises as an active ingredient of a 3-phenoxypyridazine compound having the formula WHEREIN X is hydrogen atom or chlorine atom, R1 is trifluoromethyl group or fluorine atom and R2 is hydrogen atom or chlorine atom, provided that, where X is hydrogen atom, R1 is trifluoromethyl group or fluorine atom and R2 is hydrogen atom or chlorine atom and, where X chlorine atom, R1 is trifluoromethyl group and R2 is hydrogen atom or chlorine atom and an agriculturally-acceptable carrier. Method for inhibiting the growth of undesirable plants which comprises applying to the locus to be protected a herbicidally effective amount of said 3-phenoxypyridazine compound.
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