中国科学院机构知识库网格系统: 检索

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	Effects of irrigation and nitrogen application rates on nitrate nitrogen distribution and fertilizer nitrogen loss, wheat yield and nitrogen uptake on a recently reclaimed sandy farmland 期刊论文 iSwitch采集 PLANT AND SOIL, 2010, 卷号: 337, 期号: 1-2, 页码: 325-339 作者: Wang, Qi; Li, Fengrui; Zhao, Lin; Zhang, Enhe; Shi, Shangli 收藏 \| 浏览/下载：15/0 \| 提交时间：2019/10/08 Irrigation Nitrogen Nitrate nitrogen losses Grain yield Crop nitrogen uptake
	Groundwater contamination with NO3-N in a wheat-corn cropping system in the north China plain 期刊论文 iSwitch采集 PEDOSPHERE, 2007, 卷号: 17, 期号: 6, 页码: 721-731 作者: Zhao Bing-Zi; Zhang Jia-Bao; Flury, M.; Zhu An-Ning; Jiang Qi-Ao 收藏 \| 浏览/下载：16/0 \| 提交时间：2019/10/10 field experiment groundwater contamination NO3-N wheat-corn cropping system
	Long-term effect of fertilizer and manure application on soil-carbon sequestration and soil fertility under the wheat-wheat-maize cropping system in northwest China 期刊论文 iSwitch采集 NUTRIENT CYCLING IN AGROECOSYSTEMS, 2006, 卷号: 75, 期号: 1-3, 页码: 285-295 作者: Su, Yong-Zhong; Wang, Fang; Suo, Dong-Rang; Zhang, Zhi-Hui; Du, Ming-Wu 收藏 \| 浏览/下载：17/0 \| 提交时间：2019/10/08 soil organic carbon aggregates farmyard manure inorganic fertilizer long-term fertilization experiment northwest China
	Changes of labile organic carbon fractions in soils under different rotation systems 期刊论文 iSwitch采集 PEDOSPHERE, 2004, 卷号: 14, 期号: 1, 页码: 103-109 作者: Ni, JZ; Xu, JM; Xie, ZM; Wang, DJ 收藏 \| 浏览/下载：15/0 \| 提交时间：2019/10/10 C-13-NMR rotation system soil microbial biomass carbon soil water-soluble organic carbon
	Soil conservation effectiveness and energy efficiency of alternative rotations and continuous wheat cropping in the Loess Plateau of northwest China 期刊论文 iSwitch采集 AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 2002, 卷号: 91, 期号: 1-3, 页码: 101-111 作者: Li, FR; Gao, CY; Zhao, HL; Li, XY 收藏 \| 浏览/下载：23/0 \| 提交时间：2019/10/08 alternative rotations continuous wheat cropping energy efficiency soil conservation effectiveness northwest China