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Collection: Electronic Theses & Dissertations
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Material Type: Theses
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Author: Guttay, John Robert, 1924-
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Language
English
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Copyright Status
In Copyright
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Subject
Crop yields
1
Crops--Composition
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Phosphate rock
1
Phosphatic fertilizers
1
Superphosphates
1
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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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