大兴安岭偃松林资源及其开发利用与保护

评述了中国大兴安岭偃松林的类型、生物生态学特性、食物链特点。分析了偃松林资源的合理开发利用与保护途径。指出，在大兴安岭高海拔生态脆弱地带，要优先考虑偃松林这一濒危珍稀动植物种质资源库的保护问题，充分发挥其保持水土、涵养水源的巨大作用，在此基础上开展株体的开发利用。

Exploitation and protection of Pinus pumila forest in Daxingan Mountain

This paper expounds the types, the characters of bio-ecology and food-cycle of the Pinus pumila forest inDaxingan Mountain of China. Then it Analyses the ways of the reasonable exploitation and ptotection of the resources of the Pinus pumila forest. Because the high elevation area in Daxingan Mountain is fragile zone of ecological environment, this paper suggests to protect Pinus pumila forest firstly which is the resource POOl of endangered and rare animals and plants, to play the full part of the tremendous force of maintaining soil and waterand conserving water, and on this basis to exploit this species.