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多效唑(PP333、MET)是70年代末英国ICI公司研究成功的高效低毒的三唑类植物生长延缓剂,对多种作物具有抑制顶端生长,促进分枝(分蘖)形成的作用。许多试验证明,
Paclobutrazol (PP333, MET) is a highly effective and low toxicity triazole plant retarding agent successfully researched by ICI in the late 1970s. It has the function of inhibiting the top growth and promoting the branching (tillering) formation of many crops. Many experiments show that,