中国西南亚高山针叶林的生态学问题

Ecological Problems of Subalpine Coniferous Forest in the Southwest of China

中国西南地区的亚高山针叶林是该区天然林保护工程的主体 ,是重要的生态屏障。本文对亚高山针叶林进行了界定 ,简要介绍了中国西南亚高山针叶林的种类组成、分布和类型 ,讨论了亚高山针叶林退化演替途径及其恢复与重建等生态学问题 ,并进一步提出有关亚高山针叶林的快速恢复等对策与加强相关生态学研究的建议。

Subalpine coniferous forests are a principal part of Natural Protection Project in southwestern China and important ecological screen to the upper reaches of the Yangtze River. In this paper, subalpine coniferous forest was defined, species, distribution and types of the forests were brief introduced, approaches of succession, and restoration and rehabilitation were discussed. Furthermore, authors made some suggestions of restoration and rehabilitation of the forests, such as strategy of fast restoration and establishments of tree seedlings garden etc. Some ecological problems of the forests what must be studied are given in future as well.