黑河流域生态承载力估测
Assessment for Ecological Carrying Capacity of Heihe River Basin
-
摘要: 以黑河流域为例,探讨了生态承载力的概念和估测的方法,笔者认为利用自然植被的净第一生产力数据可以反映自然体系的生产能力 和受内外干扰后的恢复能力,是自然体系生态完整性维护的指示。Abstract: Based on a case study in Heihe River basin,the concept of ecological carrying capacity and the assessment method were ap-proached.lt was suggested that the net primary productivity。NPP) of natural vegetation can reflect the productive and recovery capacity and thus is the index of the ecological integrity of natural system .
-
Key words:
- Heihe River basin /
- ecological carrying cpaacity /
- ecological integrity
-
[1] 许慧,王家骥.景观生态学的理论与应用[M].北京:中国环境 科学出版社,1993. [2] 周广胜,张新时.全球气候变化中的中国自然植被的净第一性 生产力研究[J].植被生态学报,1996 ,20(1) :12~19. [3] 陈广庭.现代沙漠化过程[A].见:朱震达,陈广庭,胡孟春, 等.中国土地沙质荒漠化[M].北京:科学出版社,1994.
点击查看大图
计量
- 文章访问数: 6929
- HTML全文浏览量: 27
- PDF下载量: 168
- 被引次数: 0