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ＰＰ３３３和Ｓ─３３０７的作用机理及其对水稻秧苗控长促蘖培育壮秧的效应和提高产量的效果陈善坤（江西农业大学南昌３３００４５）ＰＰ３３３和Ｓ─３３０７分别是英国ＩＣＩ公司在本世纪７０年代中期和日本住友化学工业公司在８０年代初期推出的高效低毒植物生长延缓...
The Mechanism of PP333 and S-3307 and Their Effects on Rice Seedling Controlling and Tillers to Promote Seedling Growth and Yields CHEN Shan-kun (Jiangxi Agricultural University, Nanchang 330045) PP333 and S-3307, respectively, were reported by ICI in the 1970s Medium-term and Japan’s Sumitomo Chemical Industries launched in the early 80’s efficient and low toxicity plant growth retardation ...