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Potassium release characteristics of selected Peruvian soils

Potassium release characteristics of selected Peruvian soils

Oelsligle, Donald Daniel, 1943-

Text (1972)

Part of Electronic Theses & Dissertations

Effects of rates and sources of potassium on yields and mineral content of potatoes and evaluation of potassium quantity-intensity relationships of selected Michigan soils

Effects of rates and sources of potassium on yields and mineral content of potatoes and evaluation of potassium quantity-intensity relationships of selected Michigan soils

Crabtree, Robert Jewell

Text (1969)

Part of Electronic Theses & Dissertations