中国科学院机构知识库网格系统: 检索

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	A degradation threshold for irreversible loss of soil productivity: a long-term case study in China SCI/SSCI论文 OAI收割 2011 作者: Gao Y. 收藏 \| 浏览/下载：15/0 \| 提交时间：2012/06/08 degradation threshold ecological restoration landscape disturbance natural recovery species richness ecological thresholds grazing systems restoration vegetation prediction biodiversity landscapes management impacts shifts
	Influence of soil and water conservation measures on reducing in frequency of hyperconcentrated flows in the Wudinghe River basin SCI/SSCI论文 OAI收割 2011 作者: Xu J. 收藏 \| 浏览/下载：12/0 \| 提交时间：2012/06/08 Hyperconcentrated flows Soil and water conservation Sand-dust storm Wudinghe River Loess Plateau of China loess plateau yellow-river china erosion example mountain
	Vegetation responses to integrated water management in the Ejina basin, northwest China SCI/SSCI论文 OAI收割 2011 作者: Wang P. 收藏 \| 浏览/下载：16/0 \| 提交时间：2012/06/08 vegetation response integrated water management remote sensing Ejina basin Heihe basin heihe river-basin lower reaches tarim river riparian vegetation dust storms dynamics trends ndvi groundwater cover
	Research on environmental impacts of tourism in China: Progress and prospect SCI/SSCI论文 OAI收割 2011 Zhong L. S.; Deng J. Y.; Song Z. W.; Ding P. Y. 收藏 \| 浏览/下载：26/0 \| 提交时间：2012/06/08 Tourism Environment Impact Progress Prospect China trails recreation vegetation montana horses hikers