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细胞分裂素是一种植物激素。它能刺激 植物细胞分裂，促进叶绿素形成，提高植物 的抗病性和抗寒性，增加瓜菜的含糖量，防止 植物早衰和花果脱落。故在蔬菜瓜果中的防 病增产潜力很大。 近年我们发现：５４０６放线菌也能产生细 胞分裂素，同时还能产生抗生素、生长素和 生物素
Cytokinin is a plant hormone. It can stimulate plant cell division, promote the formation of chlorophyll, improve plant disease resistance and cold resistance, increase the sugar content of vegetables to prevent premature decay of plants and flower petioles. Therefore, the fruits and vegetables in the prevention and treatment yield a great potential. In recent years, we found: 5406 actinomycetes can also produce cytokinin, but also produce antibiotics, auxin and biotin