Agriculture Ecosystems & Environment · 2005 · 224 citations · 16 references
AgricultureAgronomyCrop SciencesCropping SystemsPlant NutritionSoil FertilityCrop NutritionCropping System ProductivityCropping System SustainabilityNitrogen ManagementNitrogen NutritionResource Use EfficiencyNitrogen Deficiency ToleranceNitrogen Effects On PhotosynthesisNitrogen Effects On YieldNitrogen Fertility ManagementNitrogen Utilization EfficiencyPhotosynthetic Nitrogen Use EfficiencySustainability Of Nitrogen Inputs
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Nitrate pollution of groundwater in northern China
W.L. Zhang, Zhancheng Tian, Na Zhang et al. · Agriculture Ecosystems & Environment · 1996 · 488 citations