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Subject: Phosphatic fertilizers
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Electronic Theses & Dissertations
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The effect of phosphorus and potassium on the botanical and chemical composition, yield, and persistence of alfalfa and certain grasses grown in combination
Pratt, Joseph Neal, 1932-
Text (1961)
Part of
Electronic Theses & Dissertations
Interaction of rate and method of fertilizer application and soil phosphorus with yield and chemical composition of sugar beets
Thurlow, Donald LeRoy
Text (1965)
Part of
Electronic Theses & Dissertations
The effectiveness of rock phosphate and superphosphate on yield and composition of crops
Guttay, John Robert, 1924-
Text (1959)
Part of
Electronic Theses & Dissertations
Effect of rate and placement of phosphorus and potassium fertilizers on yield and nutrient content of beans, cabbage, carrot and lettuce
Alvarado, Dario Ramon
Text (1983)
Part of
Electronic Theses & Dissertations
The behavior of applied phosphorus and potassium in organic soil as indicated by soil tests and the relationship between soil tests, green-tissue tests and crop yields
Bigger, Theodore Cuyler
Text (1953)
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Electronic Theses & Dissertations
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