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Subject: Soils--Nitrogen content
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Electronic Theses & Dissertations
31
Material Type
Theses
31
Language
English
31
Copyright Status
Creative Commons Licensed
1
In Copyright
30
Subject
Agroforestry systems
1
Alfalfa
1
Atmospheric nitrous oxide
1
Black locust
1
Blueberries--Fertilizers
2
Carbon
1
Clay soils
1
Corn
3
Cover crops
2
Crop residues
1
Crop rotation
4
Cropping systems
3
Crops and nitrogen
2
Crops and soils
1
Farms, Small
1
Fertilizers--Research
1
Humus
3
Illinois
1
Insect pests--Control
1
Intercropping
1
Kenya
1
Legumes
2
Malawi
1
Michigan
6
Nitrification
4
Nitrogen
3
Nitrogen cycle
1
Nitrogen fertilizers
5
Nitrogen--Fixation
1
Nitrous oxide
1
Oats
1
Plant biomass
1
Plastics in agriculture
1
Potatoes
2
Ridge-till
1
Roots (Botany)
1
Sand
1
Sewage sludge
1
Soil acidity
1
Soil chemistry
1
Soil disinfection
1
Soil ecology
1
Soil fertility
1
Soil fumigation
1
Soil management
1
Soil microbial ecology
1
Soil mineralogy
1
Soil moisture
1
Soils
2
Soils--Carbon content
2
Soils--Phosphorus content
1
Tillage
3
Urea as fertilizer
1
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Assessing the impact of biofumigation and anaerobic soil disinfestation on soil biology, nitrogen cycling, crop establishment and yield in vegetable cropping systems
Yoder, Aaron J.
Text (2014)
Part of
Electronic Theses & Dissertations
Impact of rotation, cover crop and manure inputs on productivity, soil organic matter fractions and soil nitrogen in irrigated Michigan potato cropping systems
O'Neil, Kathleen A. (Kathleen Anne)
Text (2013)
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
Transformations of ¹⁵N labeled ammonium sulfate and urea fertilizers in soils (with special reference to early immobilization and nitrification processes)
Okereke, Gilbert Uwahamaka
Text (1980)
Part of
Electronic Theses & Dissertations
Influence of cultivation, cropping systems, and crop residues on the content and distribution of nitrogen forms in soils
Burutolu, Ebinimi F. A.
Text (1985)
Part of
Electronic Theses & Dissertations
Soil nitrogen and carbon fractions as related to organic amendments and response of oats in the greenhouse
Wright, George William
Text (1964)
Part of
Electronic Theses & Dissertations
Soil moisture and temperature effects on nitrogen availability from organic nitrogen sources
Agehara, Shinsuke
Text (2004)
Part of
Electronic Theses & Dissertations
The nitrogen fractionation of a clay treated sandy soil
Colom, Juan
Text (1959)
Part of
Electronic Theses & Dissertations
Effect of different methods of placement of organic materials on leaching losses of nitrogen from inundated soils
Rumpaninin, Worapote
Text (1973)
Part of
Electronic Theses & Dissertations
Effects of long-term application of high rates of nitrogen carriers on soil acidity, exchangeable cations and soil organic matter
Burutolu, Ebinimi F. A.
Text (1977)
Part of
Electronic Theses & Dissertations
Spatial and temporal nitrogen synchrony in ridge tillage systems as compared to chisel plow systems
Kane, Daniel
Text (2013)
Part of
Electronic Theses & Dissertations
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