摘要
通过对乌鲁木齐地区湿地现状的调查可知,乌鲁木齐地区现有湿地21612hm2,占土地总面积的1.94%,由于不合理的水土开发,目前每年有30hm2湿地因开垦而遭到人为破坏,主要特征为有害植物增加,生物多样性减少,生产力下降。为此,提出乌鲁木齐地区保护湿地的具体措施和对策。
There is 21 612 hm^2 wetland in Urumqi, is 1.94 percent of all land. For the wetland, meadow-wetland is 12 748 hm^2, is 59 percent. Fluvial-wetland is 2 098 hm^2, is 9.7 percent. Laky-wetland is 3 938 hm^2, is 18.2 percent. Wetland is facing menace. Its area has been cut down rapidly, wetland 20 hm^2 has been destroyed, the vegetation is degenerated and species are reduced. All that threatened ecological safety of Urumqi. This paper suggests measures and countermeasures of protection wetland.
出处
《干旱环境监测》
2005年第2期88-90,101,共4页
Arid Environmental Monitoring
关键词
乌鲁木齐
湿地
现状
保护对策
Urumqi
wetland
actuality
countermeasures of protection
