Nutrient Cycling in Agroecosystems · 2013 · 86 citations · 51 references
Crop ProductionNitrogen DynamicsCropping SystemSustainable AgricultureCrop ProtectionAgricultural EconomicsCover CropOrganic Grain SystemsPublic HealthLegume Cover Crops
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Cover crops and living mulches
Nathan L. Hartwig, Hans Ulrich Ammon · Weed Science · 2002 · 704 citations
Nitrogen fixation in perennial forage legumes in the field
Georg Carlsson, Kerstin Huss‐Danell · Plant and Soil · 2003 · 433 citations