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Biological activity as a measure of soil fertility : Part I: Mannitol decomposition in soil as a measure of crop response to fertilizers and soil productivity. Part II: The effect of soil microorganisms on soil reaction

Biological activity as a measure of soil fertility : Part I: Mannitol decomposition in soil as a measure of crop response to fertilizers and soil productivity. Part II: The effect of soil microorganisms on soil reaction

Andrews, W. B. (William Baker), 1906-

Text (1936)

Part of Electronic Theses & Dissertations