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杜仲为我国特产的名贵中药材,近年来生产发展迅速,栽培面积达300多万亩。由于历史的种种原因,生产上还一直沿用一般实生苗示林,个体良莠不齐,植株生长缓慢,产品质量差,严重影响杜仲生产发展的水平。为了使杜仲生产逐步走向良种化,洛阳林科所接受河南省杜仲攻关课题,从1980年代初陆续在全国范围内开展杜仲良种的选育工作。经过10多年的试
Eucommia is a precious Chinese herbal specialties in recent years, the rapid development of production, cultivation of more than 300 acres. Due to various historical reasons, the production has always been using the general seedling forest, individual good and bad, slow plant growth, product quality is poor, seriously affecting the level of Eucommia production and development. In order to make the production of Eucommia gradually improved, Luoyang Forestry Branch of Henan Province to accept Eucommia key research topics, from the early 1980s one after another in the country to carry out Eucommia seed breeding. After 10 years of trial