Canadian Journal of Soil Science · 1972 · 32 citations · 1 references
Sewage Sludge TreatmentEngineeringEnvironmental MicrobiologyA FertilizerWaste ManagementWastewater Treatment
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Methods of Analysis for Soils, Plants and Waters
HOMER D. CHAPMAN, P. F. Pratt · Soil Science · 1962 · 2.5K citations