Agriculture Ecosystems & Environment · 1997 · 159 citations · 27 references
EngineeringEnvironmental EngineeringSoil SciencesSoil BiologySoil ScienceWastewater TreatmentSludge DisposalSludge HandlingSludge ManagementSludge Resource RecoverySludge TreatmentSoil Microbial BiomassSewage Sludge BioconversionSewage Sludge FertilizersSewage Sludge TreatmentSludge CompostingSludge Digestion
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Methods of soil analysis. Part 2. Chemical and microbiological properties.
A. L. Page · 1982 · 13K citations
Soil sampling and methods of analysis
Choice Reviews Online · 1994 · 3.6K citations