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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2019     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 A Population Census of Large Herbivores Based on UAV and Its Effects on Grazing Pressure in the Yellow-River-Source National Park, China 期刊论文 INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 2019, 卷号: 16, 期号: 22, 页码: 20 作者:  Yang, Fan;  Shao, Quanqin;  Jiang, Zhigang 收藏  |  浏览/下载：12/0  |  提交时间：2020/05/19 UAV remote sensing  large wild herbivore populations  forage yield  functional zones  forage-livestock balance   Combating desertification through economic development in northwestern China 期刊论文 LAND DEGRADATION & DEVELOPMENT, 2019, 卷号: 30, 期号: 8, 页码: 910-917 作者:  Feng, Qi;  Tian, Yongzhen;  Yu, Tengfei;  Yin, Zhenliang;  Cao, Shixiong 收藏  |  浏览/下载：85/0  |  提交时间：2019/10/08 ecological restoration  land degradation  livelihood  poverty  sustainable development   Effectiveness of soil and water conservation associated with a natural gas pipeline construction project in China 期刊论文 LAND DEGRADATION & DEVELOPMENT, 2019, 卷号: 30, 期号: 7, 页码: 768-776 作者:  Luo, Han;  Xie, Yongsheng;  Lv, Jiaorong 收藏  |  浏览/下载：76/0  |  提交时间：2019/05/22 effectiveness  natural gas pipelines  soil and water conservation measures  soil and water loss  vegetation restoration   Ecosystem services changes between 2000 and 2015 in the Loess Plateau, China: A response to ecological restoration 期刊论文 PLOS ONE, 2019, 卷号: 14, 期号: 1, 页码: 16 作者:  Wu, Dan;  Zou, Changxin;  Cao, Wei;  Xiao, Tong;  Gong, Guoli 收藏  |  浏览/下载：65/0  |  提交时间：2019/05/22 Increased soil organic carbon storage in Chinese terrestrial ecosystems from the 1980s to the 2010s 期刊论文 JOURNAL OF GEOGRAPHICAL SCIENCES, 2019, 卷号: 29, 期号: 1, 页码: 49-66 作者:  Xu Li;  Yu Guirui;  He Nianpeng 收藏  |  浏览/下载：21/0  |  提交时间：2019/05/23 Chinese terrestrial ecosystems  change  storage  soil organic carbon   increasedsoilorganiccarbonstorageinchineseterrestrialecosystemsfromthe1980stothe2010s 期刊论文 journalofgeographicalsciences, 2019, 卷号: 29, 期号: 1, 页码: 49 作者:  Xu Li;  Yu Guirui;  He Nianpeng 收藏  |  浏览/下载：0/0  |  提交时间：2020/03/23