| 摘要 |
PROBLEM TO BE SOLVED: To provide an agent which can efficiently improve the vitality of the plant without chemically injuring the plant. SOLUTION: This agent for vitalizing the plant, comprising an organic acid derivative comprising an organic acid having at least two functional groups whose at least one is bound to a 1 to 30C hydrocarbon group and, if necessary, a surfactant, a fertilizer ingredient and a chelating agent.
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