Plant growth promoter
AssigneeNippon Zeon Co., Ltd.
InventorsYasuo Kamuro, Shinichi Hirakawa, Hiroshi Fujisawa
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Abstract
The present invention provides plant growth promoters each comprising, as an active ingredient, a jasmonic acid derivative represented by the following formula: wherein R1 represents a pentyl group or a pentenyl group and R2 represents a hydrogen atom or an alkyl group. These promoters exhibit excellent growth promotion effects particularly on root vegetables, potatoes (tuber crops), cereals, fruit vegetables, fruit trees, flowers and ornamental plants and industrial crops.
Claims9
A plant growth promoter composition comprising synergistically effective amounts of a mixture of, a jasmonic acid derivative represented by the following formula:
- wherein R1 represents a pentyl group or a pentenyl group and R2 represents a hydrogen atom or an alkyl group of 1 to 4 carbon atoms, and a brassinosteriod.
A plant growth promoter composition comprising synergistically effective growth promoting amount of 0.01 to 500 ppm of a jasmonic acid compound represented by the following formula:
- wherein R1 represents a pentyl group and R2 represents an alkyl group of 3 to 4 carbon atoms, an effective amount of a brassinosteriod and a carrier.
Dependencies are inferred from the claim text.