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云大 1 2 0是由昆明云大科技产业股份有限公司生产 ,它是一种高效植物生长调节剂 ,其有效成分为表高芸苔素内酯 ,此种物质属甾醇类化合物 ,是一种广泛存在于植物体内的内源激素。水稻叶面喷施云大 1 2 0后 ,能促进植株根系发育、秧苗生长 ,还可提高叶绿素含量 ,增强光合作用 ,?
Cloud big 120 is produced by Kunming cloud big technology industry co., Ltd., it is a highly efficient plant growth regulator, the active ingredient for the table brassinolide, this substance is a sterol, is a widespread Endogenous hormones in plants. Rice foliar spraying Yun Da 120, can promote plant root development, seedling growth, but also increase the chlorophyll content, enhance photosynthesis?