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浏览/检索结果: 共8条，第1-8条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择发表日期升序发表日期降序提交时间升序提交时间降序题名升序题名降序作者升序作者降序 Assessment of calibration methods for nitrogen estimation in wet and dry soil samples with different wavelength ranges using near-infrared spectroscopy 期刊论文 COMPUTERS AND ELECTRONICS IN AGRICULTURE, 2021, 卷号: 186, 页码: 9 作者:  Wang, Qinqin;  Zhang, Hao;  Li, Fadong;  Gu, Congke;  Qiao, Yunfeng 收藏  |  浏览/下载：112/0  |  提交时间：2021/08/19 Soil nitrogen  Partial least squares regression  Back propagation neural network  Successive projections algorithm   Flow velocity and nutrients affect CO2 emissions from agricultural drainage channels in the North China Plain 期刊论文 ENVIRONMENTAL SCIENCES EUROPE, 2020, 卷号: 32, 期号: 1, 页码: 13 作者:  Leng, Peifang;  Li, Fadong;  Du, Kun;  Li, Zhao;  Gu, Congke 收藏  |  浏览/下载：9/0  |  提交时间：2021/03/16 CO2 emissions  Agricultural irrigation drainage  Controlled experiments  Groundwater  North China Plain   Spatial Distribution and Health Risk Assessment of Dissolved Trace Elements in Groundwater in southern China 期刊论文 SCIENTIFIC REPORTS, 2020, 卷号: 10, 期号: 1, 页码: 11 作者:  Gu, Congke;  Zhang, Yan;  Peng, Yu;  Leng, Peifang;  Zhu, Nong 收藏  |  浏览/下载：12/0  |  提交时间：2021/03/18 Source separation and apportionment of surface water pollution in the Luanhe River Basin based on non-negative matrix factorization 期刊论文 WATER SCIENCE AND TECHNOLOGY-WATER SUPPLY, 2019, 卷号: 19, 期号: 7, 页码: 1945-1954 作者:  Leng, Peifang;  Zhang, Qiuying;  Li, Fadong;  Zhang, Yizhang;  Gu, Congke 收藏  |  浏览/下载：17/0  |  提交时间：2020/05/19 land use  Luanhe River  NMF  pollution  sources  surface water   Stable isotope evidence for identifying the recharge mechanisms of precipitation, surface water, and groundwater in the Ebinur Lake basin 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2019, 卷号: 657, 页码: 1041-1050 作者:  Hao, Shuai;  Li, Fadong;  Li, Yanhong;  Gu, Congke;  Zhang, Qiuying 收藏  |  浏览/下载：44/0  |  提交时间：2019/05/23 Precipitation  Surface water  Groundwater  Recharge mechanism  Stable isotope  Arid areas   Effects of tillage practices and microbial agent applications on dry matter accumulation, yield and the soil microbial index of winter wheat in North China 期刊论文 SOIL & TILLAGE RESEARCH, 2018, 卷号: 184, 页码: 235-242 作者:  Gong, Huarui;  Li, Jing;  Ma, Junhua;  Li, Fadong;  Ouyang, Zhu 收藏  |  浏览/下载：44/0  |  提交时间：2019/05/23 Tillage practices  Microbial agents  Soil microbial index  Winter wheat   understandingagricultureproductionandfoodsecurityinethiopiafromtheperspectiveofchina 期刊论文 journalofresourcesandecology, 2018, 卷号: 009, 期号: 003, 页码: 237 作者:  Li Fadong;  Leng Peifang;  Zhang Qiuying;  Song Shuai;  Qiao Yunfeng 收藏  |  浏览/下载：81/0  |  提交时间：2020/03/23 从中国视角看埃塞俄比亚农业生产与粮食安全 期刊论文 资源与生态学报：英文版, 2018, 卷号: 9.0, 期号: 003, 页码: 237 作者:  Li Fadong;  Leng Peifang;  Zhang Qiuying;  Song Shuai;  Qiao Yunfeng 收藏  |  浏览/下载：1/0  |  提交时间：2021/03/16 粮食安全  农业生产  埃塞俄比亚  中国  自给自足