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Manganese availability as measured by crop uptake, soil extraction and isotopic dilution

Manganese availability as measured by crop uptake, soil extraction and isotopic dilution

Salcedo, Ignacio Hernan, 1944-

Text (1976)

Part of Electronic Theses & Dissertations

The effects of copper applied to organic soil alone and in association with manganese and zinc, on composition of crops and reactions in the soil

The effects of copper applied to organic soil alone and in association with manganese and zinc, on composition of crops and reactions in the soil

Lucas, Robert E. (Robert Elmer), 1916-

Text (1947)

Part of Electronic Theses & Dissertations