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抽枝宝是一种能促进多种植物休眠芽萌发、抽长枝叶的制剂。1993年春我们进行了应用于桑树的探索。 抽枝宝药剂由河南省科学院生物研究所、洛阳林科所、沈阳化工研究院研制生产。试验分别在1～2年生的湖桑32号春伐桑与成年桑园中进行。选一年生与二年生的春伐桑各20株,其中10株在剪定树干后,于3月底将抽枝宝涂于剪定部位下的3只芽上,其余10株为空白对照。另外,在成年桑园中选树龄、长
Pumpkin Po is a variety of plants can promote the dormant bud germination, pumping long branches and leaves of the preparation. In the spring of 1993 we carried out the exploration of the mulberry tree. Pumps pumping herbs by the Institute of Biology, Henan Academy of Sciences, Luoyang Branch, Shenyang Institute of Chemical research and development production. Experiments were 1 to 2 years of Hu Sang 32 spring mulberry and adult mulberry garden. Ten spring and biennial spring mulberry cultivars were selected for selection. Ten of them were cut in the trunk, and three branches of buds were cut at the end of March. The remaining 10 were blank controls. In addition, adult mulberry trees in the election, long