伊克昭盟项目区水土保持的生态效益-生态学杂志.PDF

Chinese Jo rnal of Ecology 2003, 22(5) : 142~ 145 * 1* * 1 1 2 3 康玲玲 李进敏 王云璋 王晓星 曾广新 1 2 ( 黄河水利科学研究院, 郑州450003; 伊克昭盟水土保持世行项目办公室, 东胜 017004; 3 河南省化工 计院土建研究室, 郑州450052) , , , , ; , , , , , , S714. 7 A 1000- 4890( 2003) 05- 0142- 04 Ecological benefits of soil and water conservation in the project area of Yikezhaomeng. KANG Lin 1 1 1 2 3 1 gling , LI Jinmin , WANG Y nzhang , WANG Xiaoxing , ZENG G angxin ( Yellow River In 2 stitute of Hydraulic Research, Zhengz hou 450003, China; The World Bank s oan Proj ect Of f ice 3 of Soil and Water Conservation in Yikez haomeng , Dongsheng 017004, China; The Civil Engi neering Dep art ment, the Designing Institute of Chemical Industry, Henna Province, Zhengz hou 450052, China) . Chinese Journal of Ecology , 2003, 22( 5) : 142~ 145. Based on partial observation data, the ecological benefits of soil and water conservation in Yikezhaomeng w ere disc ssed after implementing the project s pported by World Bank s Loan. The res lts show ed that soil physical and chemical properties w ere improved, and soil fertility w as in creased, and the same time, t he local grass and forest coverage w as increased, t he local climate was improved, the recovery and protection of biodiversities w ere promoted. Key words soil physical and chemical properties, vegetation coverage, ecological benefits, soi