QQ客服 官方微博 反馈留言

浏览/检索结果: 共8条，第1-8条 帮助 限定条件 内容类型：EI期刊论文     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Relationships between altitudinal gradient and plant carbon isotope composition of grassland communities on the Qinghai-Tibet Plateau, China EI期刊论文 2013 作者:  Zhong Huaping;  Fan Jiangwen 收藏  |  浏览/下载：9/0  |  提交时间：2014/12/31 Vegetation  Atmospheric pressure  Carbon  Isotopes  Precipitation (chemical)  Temperature   The impact of human activities on natural capital and ecosystem services of natural pastures in North Xinjiang, China EI期刊论文 2012 作者:  Yan Maochao 收藏  |  浏览/下载：20/0  |  提交时间：2012/11/23 Ecosystems  Animals  Behavioral research  Carbon dioxide  Computer simulation  Economics  Food supply  Forestry  Geologic models  Productivity  Soil conservation  Soil moisture   Carbon storage in the grasslands of China based on field measurements of above- and below-ground biomass EI期刊论文 2008 作者:  Yu Guirui 收藏  |  浏览/下载：29/0  |  提交时间：2012/06/11 Carbon  Environmental impact  Fruits  Vegetation   Rural household energy consumption and its impacts on eco-environment in Tibet: Taking Taktse county as an example EI期刊论文 2008 作者:  Shen Lei 收藏  |  浏览/下载：11/0  |  提交时间：2012/06/11 Biomass  Diseases  Economic and social effects  Ecosystems  Environmental impact   Study on the free-grazed steppes root respiration of growing season in the Xilin River Basin, China EI期刊论文 2006 作者:  Dong Yun-She;  Qi Yu-Chun 收藏  |  浏览/下载：11/0  |  提交时间：2012/06/11 Daily variation characteristics of CO2 emission fluxes and contributions of environmental factors in semiarid grassland of Inner Mongolia, China EI期刊论文 2005 作者:  Liu Jiyuan;  Dong Yunshe;  Qi Yuchun;  Geng Yuanbo 收藏  |  浏览/下载：9/0  |  提交时间：2012/06/11 Atmospheric composition  Earth sciences  Environmental impact  Gas emissions  Soils   Relationships between tree growth and NDVI of grassland in the semi-arid grassland of north China EI期刊论文 2005 Liang E. Y.; Shao X. M.; He J. C. 收藏  |  浏览/下载：14/0  |  提交时间：2012/06/11 Biomass  Growth kinetics  Precipitation (chemical)  Remote sensing  Vegetation   Considerable effects of diversity indices and spatial scales on conclusions relating to ecological diversity EI期刊论文 2005 Yue Tian Xiang; Ji Yuan Liu; Zheng Qing Li; Si Qing Chen; Sheng Nan Ma; Yong Zhong Tian; Ge Feng 收藏  |  浏览/下载：25/0  |  提交时间：2012/06/11 Biodiversity  Biomass  Ecosystems