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Degree Level: Doctoral
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Subject: Fertilizers
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Subject: Soils
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Electronic Theses & Dissertations
5
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Theses
5
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English
5
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In Copyright
4
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1
Subject
Beans
1
Crop yields
1
Manures
2
Peru
1
Plants--Analysis
1
Potatoes
1
Soybean
1
Sugar beet
1
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Effect of rate, placement and source of potassium on yield and mineral content of potatoes and phosphorus forms and equilibria in selected Peruvian soils
Valverde, Carlos Suarez
Text (1970)
Part of
Electronic Theses & Dissertations
The effects of fertilizers on the yield and chemical composition of crops grown on organic soils
Shepherd, Lawrence Nathan
Text (1962)
Part of
Electronic Theses & Dissertations
The effect of temperature, humidity, fertilizer, soil moisture, and leaf area on the set of pods and yield of white pea beans
Davis, J. F. (John Frederick), 1908-1975
Text (1943)
Part of
Electronic Theses & Dissertations
The influence of soil conditions and fertilizer treatments on the growth, chemical composition, and enzyme activities of sugar beets
Tyson, James, 1898-
Text (1929)
Part of
Electronic Theses & Dissertations
The effect of soil type and fertilizer treatment on the composition of the soybean plant
Austin, Russell Hayden
Text (1928)
Part of
Electronic Theses & Dissertations
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