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Collection: Electronic Theses & Dissertations
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Subject: Crop yields
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Subject: Soils
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Material Type
Theses
3
Language
English
3
Copyright Status
In Copyright
2
Public Domain
1
Subject
Farm management
1
Fertilizers
1
Michigan--Osceola County
1
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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 relation between the chemical composition of the soil and its productivity
Harrington, Oscar Edwin
Text (1916)
Part of
Electronic Theses & Dissertations
Crop yield, soil and management studies in Osceola County Michigan
Mettert, Wesley K.
Text (1961)
Part of
Electronic Theses & Dissertations
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