节点文献
关于中国西北地区生态短路若干问题的初步探讨
Preliminary Exploration on Problems of Ecological Short Circuit in Northwest of China
【摘要】 生态短路是生态系统中的普遍现象 ,在干旱和半干旱地区表现得更加明显。生态短路具有不同的类型和危害 ,多为生态灾害。生态短路的修复主要是协调环境动量、生态系统需求和生物生理需求之间的平衡 ,提高系统内外物质、能量和信息交换的有效性
【Abstract】 Ecological short circuit is a common phenomean in the ecological systems. Especially, its behavior is more obvious in the arid or semiarid areas. Ecological short circuit in many respects including structural, calamity and gradual change short circuits etc. Ecological short circuit lead to ecological calamities. Especially, its behaviors is more obvious on the ecological border zones. The ecological restoration of the ecological short circuit are main to adjust balance during the environmental momentum. ecosystem requirement and physiological requirement of the living things. In order to raise the exchange efficiency of the matter, energy and information between the inside and outside of the ecosystem. Come to protect the ecological environment of the northwest of China.
【Key words】 northwest; ecological short circuit; ecological mechanism; ecological restoration;
- 【文献出处】 水土保持学报 ,Journal of Soil Water Conservation , 编辑部邮箱 ,2001年S1期
- 【分类号】X171
- 【被引频次】9
- 【下载频次】57