QQ客服 官方微博 反馈留言

浏览/检索结果: 共3条，第1-3条 帮助 限定条件 学科主题：Environmental Sciences     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 Assessing the collapse risk of Stipa bungeana grassland in China based on its distribution changes 期刊论文 JOURNAL OF ARID LAND, 2020, 卷号: 12, 期号: 2, 页码: 303-317 作者:  Qiao, Xianguo;  Guo, Ke;  Li, Guoqing;  Zhao, Liqing;  Li, Frank Yonghong 收藏  |  浏览/下载：17/0  |  提交时间：2022/03/01 climate change  limiting factors  maximum entropy algorithm  potential distribution  realizable distribution   No significant changes in topsoil carbon in the grasslands of northern China between the 1980s and 2000s 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2018, 卷号: 624, 页码: 1478-1487 作者:  Liu, Shangshi;  Yang, Yuanhe;  Shen, Haihua;  Hu, Huifeng;  Zhao, Xia 收藏  |  浏览/下载：16/0  |  提交时间：2022/02/25 Alpine grasslands  Artificial neural network  Climate change  Random forests  Soil organic carbon  Temperate grasslands   Biogenic Nitric Oxide Emission of Mountain Soils Sampled from Different Vertical Landscape Zones in the Changbai Mountains, Northeastern China 期刊论文 ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2010, 卷号: 44, 期号: 11, 页码: 4122-4128 作者:  Yu, Junbao;  Meixner, Franz X.;  Sun, Weidong;  Mamtimin, Buhalqem;  Xia, Chuanhai 收藏  |  浏览/下载：13/0  |  提交时间：2011/07/14 Southern African Savanna  Nitrous-oxide  Global Inventory  Tropical Savanna  N2o Emissions  No  Forest  Denitrification  Consumption  Fluxes