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Phosphobacterin as a Soil Inoculant: Laboratory, Greenhouse, and Field Evaluation
Smith, J. H., (1962)
Decomposition of Wood and Bark Sawdusts in Soil, Nitrogen Requirements, and Effects on Plants
Allison, Franklin E., (1965)
Experiments With Nitrogen Fertilizers on Cotton Soils
Skinner, J. J., (1934)