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1.促进生长,提高产量叶菜类蔬菜在幼苗期和生长后期喷施10-20ppm的赤霉素,可增产10-40%。茄果类、豆类蔬菜在整个生长期喷施2—3次3000—5000倍液的油菜素内脂,能增强光合作用,提高叶绿素含量,增加坐果率,一般增产15%以上。
1. Promote growth and increase yield Leafy vegetables spraying 10-20ppm gibberellin in the seedling stage and the late growth stage can yield 10-40%. Solanaceae, beans and vegetables spray 2-3 times in the whole growth period 3000-5000 times the liquid brassinolide, can enhance photosynthesis, increase chlorophyll content, increase the rate of fruit set, the general increase of more than 15%.