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Electronic Theses & Dissertations
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Calcium ions
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Crop yields
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Crops--Composition
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Phosphatic fertilizers
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Superphosphates
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Solubility of rock phosphates as influenced by calcium ion activity in solution and surface area
Wilson, Michael Alan
Text (1979)
Part of
Electronic Theses & Dissertations
The effectiveness of rock phosphate and superphosphate on yield and composition of crops
Guttay, John Robert, 1924-
Text (1959)
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Electronic Theses & Dissertations
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