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杜仲为落叶乔木,我国特产,主要分布在四川、云南、贵州、陕西等省。以树皮、叶入药,是名贵的常用中药材之一。杜仲适应性强,性颇耐寒,在海拔500—1500米的山坡及四边地、庭院闲地均能良好生长,是山区人民脱贫致富的一项投资少、见效快的“摇钱树”。据林业、医药部门资料,第一年投入0.10—0.20元栽培1株社仲树苗,生长10年后树径可达20厘米左右,能提供树皮药材10—15公斤,收入300—500元,且杜仲树杆为优质木材。然而近几年来,由于中医药市场失控,抬价抢购成风,导致产地村民乱砍滥伐,杜仲药材资源遭到严重破坏。目前中医药市场杜仲药材供应紧缺,急需有计划地发展生产,但杜仲系雌雄异
Eucommia deciduous tree, our specialty, mainly in Sichuan, Yunnan, Guizhou, Shaanxi and other provinces. To the bark, leaves into the medicine, is one of the expensive commonly used Chinese herbal medicines. Eucommia adaptability, sexual rather cold, at an altitude of 500-1500 meters on the slopes and the four sides, courtyard idle can grow well, is the mountain people to get rich and less investment, quick “cash cow.” According to the information of forestry and medical departments, the first year invested 0.10-0.20 yuan to cultivate a company’s community tree saplings. After 10 years of growth, the tree’s diameter can reach about 20 centimeters, which can provide 10-15 kilograms of bark medicinal materials and 300-500 yuan of income, And Eucommia trees for high-quality wood rod. However, in recent years, due to the loss of control in the Chinese medicine market, the price bidding has become rampant, leading to the deforestation of villagers in the producing areas, and the resources of Eucommia ulmoides have been severely damaged. Eucommia medicinal herbs currently in short supply, the urgent need for the planned development of production, but Eucommia dioecious