7CHEN Zhongxin & ZHANG XinshiLaboratory of Quantitative Vegetation Ecology, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China,Current address: Institute of Natural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing 100081, China.Value of ecosystem services in China[J].Chinese Science Bulletin,2000,45(10):870-876. 被引量:133