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浏览/检索结果: 共7条，第1-7条 帮助 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 Groundwater recharge under irrigated agro-ecosystems in the North China Plain: From a critical zone perspective 期刊论文 JOURNAL OF GEOGRAPHICAL SCIENCES, 2019, 卷号: 29, 期号: 6, 页码: 877-890 作者:  Min, Leilei;  Qi, Yongqing;  Shen, Yanjun;  Wang, Ping;  Wang, Shiqin 收藏  |  浏览/下载：46/0  |  提交时间：2019/09/24 groundwater recharge  critical zone  irrigated agro-ecosystems  North China Plain   Mapping Irrigated and Rainfed Wheat Areas Using Multi-Temporal Satellite Data SCI/SSCI论文 2016 作者:  Jin N.;  Tao, B.;  Ren, W.;  Feng, M. C.;  Sun, R. 收藏  |  浏览/下载：19/0  |  提交时间：2017/11/09 irrigated and rainfed areas  support vector machines  phenology  growth  characteristics  land-cover classification  support vector machines  modis time-series  green-up date  ndvi data  vegetation type  climate-change  water-stress  china  phenology   Nitrogen management in a rice-wheat system in the Taihu Region: Recommendations based on field experiments and surveys 期刊论文 AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 2015, 卷号: 209, 页码: 60-73 作者:  Hofmeier, Maximilian;  Roelcke, Marco;  Han, Yong;  Lan, Ting;  Bergmann, Holger 收藏  |  浏览/下载：37/0  |  提交时间：2019/10/10 Nitrogen fertilization  N use efficiency  N balances  Residual mineral N  N emissions  Agro-economic survey  Standard gross margin   Coupling a SVAT heat and water flow model, a stomatal-photosynthesis model and a crop growth model to simulate energy, water and carbon fluxes in an irrigated maize ecosystem (SCI) 期刊论文 Agricultural and Forest Meteorology, 2013, 卷号: 176 Li Y.; Zhou J.; Kinzelbach W.; Cheng G. D.; Li X.; Zhao W. Z. 收藏  |  浏览/下载：13/0  |  提交时间：2014/12/19 Increase in soil nutrients in intensively managed cash-crop agricultural ecosystems in the Guanting Reservoir catchment, Beijing, China 期刊论文 GEODERMA, 2013, 卷号: 193, 页码: 102-108 Zhang, Xinyu; Chen, Liding; Li, Qi; Qi, Xin; Yang, Shuang 收藏  |  浏览/下载：16/0  |  提交时间：2014/06/04 Increase in soil nutrients in intensively managed cash-crop agricultural ecosystems in the Guanting Reservoir catchment, Beijing, China SCI/SSCI论文 2013 作者:  Li Q.;  Li Q. 收藏  |  浏览/下载：16/0  |  提交时间：2014/12/24 Agricultural land-use  Cash crop  Management practices  Soil nutrients  Fertilization  land-use change  carbon sequestration  organic-carbon  loess plateau  north china  climate-change  phosphorus  matter  intensification  landscape   Increase in soil nutrients in intensively managed cash-crop agricultural ecosystems in the Guanting Reservoir catchment, Beijing, China EI期刊论文 2013 作者:  Zhang Xinyu 收藏  |  浏览/下载：23/0  |  提交时间：2014/12/31 Soils  Catchments  Crops  Economics  Ecosystems  Electric conductivity  Land use  Manures  Nutrients  Oilseeds  Orchards  Profitability  Regression analysis  Reservoirs (water)  Runoff  Vegetables  Water conservation  Water management  Water supply