Agriculture Ecosystems & Environment · 2017 · 55 citations · 26 references
AgricultureAgronomySoil SciencesCrop ProductionSoil Organic MatterSoil ScienceBiochar ProductionBiofuel ProductionBiomass AccumulationCrop Residue UtilizationSoil Biological ManagementSugar ProcessingBiochar AmendmentsBiochar MaterialsEnvironmental Effects On Biomass
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Methods of soil analysis. Part 3 - chemical methods.
Donald L. Sparks, A. L. Page, Philip A. Helmke et al. · 1996 · 8.6K citations