Kumiai Chemical Industry Co., Ltd.

Yoshinori Hirabayashi

Susumu Kato

Takeshige Miyazawa

Toshihiro Ikeuchi

Kanji Nakamura

Shigeki Fujita

Kanji Nakamuras

A composition comprising a condensed heterocyclic derivative and an N-alkyl-2-pyrrolidone and another organic solvent for enhanced stability. Particularly high effects can be obtained with a composition wherein the ratio of the condensed heterocyclic derivative to the N-alkyl-2-pyrrolidone is within a range of from 2:1 to 1:1000.

Herbicidal composition comprising oxadiazolo- or

A plant growth regulator composition comprising a cyclohexane derivative of the formula: ##STR1## wherein R is a hydrogen atom, a lower alkyl group, an alkylthioalkyl group, a phenyl group or a substituted phenyl group, and R.sup.1 is a lower alkyl group, a cycloalkyl group, a benzyl group, a substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt thereof, and a nitrogen-containing water-soluble inorganic substance or urea.

Plant growth regulator composition comprising a cyclohexanone compound

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Shizuoka, Japan

Yoshinori Hirabayashi