东北红豆杉有性繁殖播种育苗

Study on Sexual Reproduction and Raising Seedling by Sowing of Japanese yew

东北红豆杉,又名紫杉,是第三纪孑遗的珍贵树种。红豆杉资源的保存和种苗的快速繁育,是解决紫杉醇用材林的基础,大面积营造红豆杉人工林是解决紫杉醇原料的关键。用红豆杉种子繁殖苗木时,要注意种子的储存方式,要沙种混藏或控温处理,这对越冬后出芽和打破休眠习性,具有很好的效果。播种前要搓伤种皮、温水浸种、药剂素处理。

Japanese yew, also known as Taxus, is a Tertiary relict of the race plants. Japanese yew resources conservation and rapid propagation of seedlings is the basis for the solution of paclitaxel timber forest, a large area to plant Taxus paclitaxel raw material plantation is to solve the key. When Japanese yew seedlings by seed propagation, pay attention to seed storage methods of mixed sand storage or temperature control, it will be a good effect to shoot and break dormancy. The seeds need to be treated by the ways of warmed water, chemicals and so on before sowing.