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Subject: Soil fertility
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Electronic Theses & Dissertations
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Theses
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English
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Agricultural ecology
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Using groundcovers in fraser fir cropping systems : effects on growth, nutrient dynamic and soil fertility
Lin, Yingqian
Text (2012)
Part of
Electronic Theses & Dissertations
Quantitative and qualitative changes in soil organic matter as related to residue additions, cropping sequence and management
Harrison, Robert Michael, 1932-
Text (1963)
Part of
Electronic Theses & Dissertations
Biological methods for determining fertilizer requirements of crops
Heeney, Harold Blair
Text (1951)
Part of
Electronic Theses & Dissertations
The effect of fertilizers including several minor elements on the growth of alfalfa on four problem sandy soils
Bronson, Roy DeBolt
Text (1949)
Part of
Electronic Theses & Dissertations
Soil nutrient dynamics and shifting microbial processes with increasing rotational complexity in row crops
Neill, Brendan Edward
Text (2017)
Part of
Electronic Theses & Dissertations
The effect of inorganic fertilizer use on the adoption of soil fertility management practices : evidence from maize farmers in Nigeria
Akinlembola, Adedamola Kofoworade
Text (2018)
Part of
Electronic Theses & Dissertations
Smallholder farmer grain-legume integration in central Malawi
Anders, Erin Jeanne
Text (2018)
Part of
Electronic Theses & Dissertations
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