Soil and Tillage Research · 2000 · 91 citations · 19 references
AgricultureAgronomySoil SciencesCrop ManagementCrop ProductionSoil FertilityDryland Cropping SystemsNitrogen ManagementNitrogen NutritionSoil-plant Nutrient RelationsTillage ManagementTillage SystemsFertilizationNitrogen Effects On YieldNitrogen Fertilization EffectsNitrogen Fertilizer ManagementTillage Effects On Yield
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Methods of soil analysis. Part 2. Chemical and microbiological properties.
A. L. Page · 1982 · 13K citations
DETERMINATION OF TOTAL, ORGANIC, AND AVAILABLE FORMS OF PHOSPHORUS IN SOILS
R. H. Bray, L. T. Kurtz · Soil Science · 1945 · 7.7K citations
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Penetration resistance and root growth of oats in tilled and untilled loess soil
W. Ehlers, Ulrich Köpke, Frank Hesse et al. · Soil and Tillage Research · 1983 · 485 citations
Agriculture, Agronomy, Soil Sciences +14
Amelioration of soil by natural processes
A.R. Dexter · Soil and Tillage Research · 1991 · 196 citations