摘要
分析了威胁卧龙湖生态安全的自然因素和人为因素,并提出了相应的对策。
Wolong Lake is situated at the south of Knorchin sand. It is ecologic sensitive region from the half arid area of northeast of Liaoning to the middle plain moist area. It plays an important ecologic role in resisting the Knorchin sand to make a sneak attack on some cities of Liaoning such as Shenyang and regarding the improvement sand area dry climate, adjusting local climate, purifying environment, supplying the ground water, adjusting water ecological environment and so on. In the last few years, as a result of continuously high temperature, the drought with the clam construction at the upstream of Wolong Lake and the unreasonable economical development, the water-holding capacity of Wolong Lake was dropping year by year. From 1998 to 2003 at the end of June, the water surface had reduced from original from 666 6.7hm^2 to 200 hm^2 and Wolong Lake was approaching the dry condition. In this article the natural factor and the human factor threading the ecologic security of Wolong Lake were analyzed and the corresponding countermeasures were proposed.
出处
《安徽农业科学》
CAS
北大核心
2006年第20期5312-5313,共2页
Journal of Anhui Agricultural Sciences
关键词
卧龙湖
退化原因
对策
Wolong Lake
Knorchin sand
Ecologic significance
Degenerated reason
Countermeasure
