印楝在我国的引种与经营利用现状

印楝是一种速生和耐旱的多功能树种。从上世纪80年代开始引种，现已在我国进行了大规模的引种栽培并获成功。印楝具有较强的耐旱能力、生长迅速、材质优良、萌发力强、根系发达、易繁殖和生物量高等优良性状，且可用于医药、农药、肥料、饲料、燃料、土壤改良、绿化、建筑材料和化工原料等方面，是当前退耕还林中集生态效益、社会效益和经济效益为一体优良造林树种，具有较大的开发利用前景。

The Present Situation of Introduction,Management and Utilization of Azadirachta indica in China

Azadirachta indica is a quick-growing?drought-enduring species with many functions.It was introduced in China in the 80s of the 20th centry.Now it has been introduced and cultivated in China massively and suecessfully.It has many typical physiological characters,such as high drought tolerance?guick growth?good quality for timber use?high ability of sprouting new buds?well-developed root system?easy reproduction?high biomass and so on.Furthermore,it can be used in medicine?pesticide?fertilizer?foodstuff?fuel?soil improvement?virescence?architectual material and industrial chemicals.It is also a good afforestation tree species which has ecological?social and economic benefits during the process of reusing sloping plough land for plantation,hence having a larger prospects of exploitation and utilization in the future.