摘要
利用上个世纪70年代和90年代的森林资源进行对比,结果表明,尽管林地面积、森林覆盖率有所增加,但是蓄积量减少,本区森林资源形势依然严峻,提出保护发展当地山地针叶疏林和荒漠灌丛建议。
The forest resources were compared 1970s with those of 1990s in Wulan. The results showed though forest area and forest cover degree were increased, but standing stock was decreased. The situations of forest resources were still severed in the place. Protect and development of hills soft wood and desert brush were suggested.
出处
《青海农林科技》
2008年第3期83-84,共2页
Science and Technology of Qinghai Agriculture and Forestry
关键词
乌兰
森林
资源
评价
Wulan
Forest
Resources
Valuate
