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AgricultureAgronomySoil SciencesSoil FertilitySoil Organic MatterSoil ScienceNitrogen CycleNitrogen ManagementSoil Fertility DynamicsSoil Fertility EvaluationTillage ManagementTillage SystemsLabile Carbon PoolsLong-term Tillage TrialsOrganic Nitrogen ManagementOrganic Nitrogen SourcesSemi-arid ClimateSoil Nitrogen AssessmentSoil Organic Nitrogen FractionsTillage Effects On Soil Fertility
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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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