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Electronic Theses & Dissertations
195
Material Type
Theses
195
Language
English
195
Copyright Status
In Copyright
178
Public Domain
17
Subject
Acid rain
1
Agricultural chemistry
1
Agricultural mapping
1
Agricultural systems
1
Agricultural wastes--Environmental aspects
1
Agriculture
1
Agriculture--Economic aspects
1
Alfalfa
3
Alkali lands
1
Aluminum
1
Apples
1
Argentina
1
Arthropoda
1
Beans
2
Beef cattle--Cow-calf system
1
Beet sugar
2
Bioavailability
1
Biotic communities
1
Botany
2
Brazil
2
Burning of land
1
Cadmium
1
Calcium
1
Calcium carbonate
2
Canada
1
Carbon
1
Carnations
1
Carrots
2
Chernozem soils
2
Clay
1
Clay minerals
1
Clay soils
1
Climatology
1
Cobalt
1
Colloids
1
Colluvium
1
Compost
1
Corn
1
Crop residues
1
Crop rotation
1
Crop yields
3
Cropping systems
1
Dendrochronology
1
Digital elevation models
1
Digital soil mapping
1
Eastern Nigeria
1
Ecological heterogeneity
1
Ecology
2
Ecuador
1
Evaporation
1
Farm management
1
Farms--Valuation
2
Fertilizers
14
Fertilizers--Research
1
Floods
1
Forest ecology
3
Forest fires
1
Forest influences
2
Forests and forestry
3
Fungi
2
Geology
2
Ghana
1
Glacial landforms
1
Grain
1
Grasses
1
Grazing
1
Grazing--Planning
1
Great Lakes Region
1
Green manuring
1
Greenhouse management
1
Grids (Cartography)
1
Growth (Plants)
4
Hardwoods
1
Hay
1
Hexachlorobenzene
1
Hornblende
1
Humus
1
Indiana
1
Insecticides
1
Iraq
1
Iron oxides
1
Irrigation
1
Irrigation--Planning
1
Jack pine
1
Japan
1
Kidney bean
1
Kidney bean--Research
1
Land use
4
Legumes
1
Libya
1
Lime
2
Liming of soils
1
Loam soils
1
Logging
1
Magnesium
2
Manganese
2
Manures
4
Michigan
55
Michigan--Baraga County
1
Michigan--Clinton County
1
Michigan--Holt
1
Michigan--Huron County
1
Michigan--Ingham County
2
Michigan--Mecosta County
1
Michigan--Monroe County
1
Michigan--Newaygo County
1
Michigan--Osceola County
2
Michigan--Ottawa County
1
Michigan--Tuscola County
1
Middle West
1
Mineralogy
1
Montana
1
Moraines
1
Natural resources
1
Nebraska
1
Nematode-plant relationships
1
New England
1
New Mexico
1
Nickel
1
Nitrates
2
Nitrates--Environmental aspects
1
Nitrification
1
Nitrogen
2
Nitrogen cycle
1
Nitrogen fertilizers
1
Nitrous oxide
1
North Carolina
2
North Dakota
1
Nutrition
1
Onions
1
Ontario
2
Organocopper compounds
2
Peach
1
Peru
3
Phenols
1
Phosphate rock
1
Phosphorus
4
Phytopathogenic fungi
1
Plant anatomy--Methodology
1
Plant ecology
1
Plant morphology--Periodicals
1
Plant morphology--Philosophy
1
Plants--Analysis
2
Plants--Effect of cadmium on
1
Plants--Effect of chemicals on
1
Plants--Effect of copper on
1
Plants--Effect of metals on
1
Plants--Effect of minerals on
1
Plants--Effect of phosphorus on
1
Plants--Effect of potassium on
1
Plants--Effect of salts on
1
Plants--Nutrition
3
Podzol
5
Potassium
6
Potatoes
1
Potatoes--Yields
2
Prairies
1
Raspberries
1
Remote sensing
1
Reproduction
1
Research
1
Rhizobacteria
1
Rice
1
Road materials
1
Roots
1
Salts, Soluble
1
Sand
1
Sandy soils
1
Saprolites
1
Saskatchewan
1
Seedlings
2
Seedlings--Evaluation
1
Seedlings--Growth
1
Seeds
1
Sierra Leone
1
Slash pine
1
Slopes (Physical geography)
1
Slopes (Physical geography)--Data processing
1
Soil absorption and adsorption
1
Soil acidity
2
Soil amendments
1
Soil chemistry
17
Soil chronosequences
1
Soil conservation
1
Soil degradation
1
Soil erosion
1
Soil fungi
1
Soil management
1
Soil mapping
2
Soil mechanics
2
Soil microbiology
5
Soil mineralogy
1
Soil moisture
4
Soil percolation
1
Soil permeability
1
Soil physical chemistry
1
Soil physics
1
Soil science
1
Soil stabilization
1
Soil structure
2
Soil surveys
2
Soil temperature
1
Soils and climate
1
Soils--Analysis
7
Soils--Calcium content
1
Soils--Carbonate content
1
Soils--Copper content
1
Soils--Iron content
1
Soils--Manganese content
2
Soils--Nitrogen content
2
Soils--Phosphorus content
3
Soils--Potassium content
2
Soils--Research
2
Soils--Testing
1
Soils--Zinc content
2
Somalia
1
Soybean
1
Species diversity
1
Sugar beet
3
Sugarcane
1
Sulfur
2
Superphosphates
1
Temperate climate
1
Testing
2
Texas
1
Tillage
5
Tropics
1
Turfgrasses--Growth
1
United States--Blue Ridge Mountains
1
Vegetation classification
1
Virginia
2
Water balance (Hydrology)
1
Weathering
1
Wetlands
1
Wisconsin
1
Zinc
1
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Adsorption of phosphorus by five Michigan soils under anaerobic conditions
Srisen, Manoowetaya, 1940-
Text (1974)
Part of
Electronic Theses & Dissertations
Some factors to consider in studying the fixation of phosphorous by soils
Weidemann, A. G. (Andrew G.,)
Text (1926)
Part of
Electronic Theses & Dissertations
Relationships of potassium fixation and release to the clay mineral composition of some Michigan soils
Cummings, Samuel Lewis
Text (1959)
Part of
Electronic Theses & Dissertations
Tonguing, interfingering and argillans in the Marlette and Miami soils : their geographic distribution, genesis, morphology and implied practical differences
Laurin, Raymond, 1935-
Text (1976)
Part of
Electronic Theses & Dissertations
A pedologic study of soil profiles in the transitional belt between the podzol and gray-brown podzolic regions in Michigan
Gardner, David Rice
Text (1951)
Part of
Electronic Theses & Dissertations
Characteristic of some Hapludalfs within a landscape in Southern Michigan
Khakural, Bhairav Raj
Text (1981)
Part of
Electronic Theses & Dissertations
A study of the rate of decay of organic matter in sand at different depths
Sarkissian, Sarkis D.
Text (1922)
Part of
Electronic Theses & Dissertations
Studies comparing the potassium chemistry and clay content of some Michigan, Indiana, and Ohio soils
Sallee, James Barrett
Text (1998)
Part of
Electronic Theses & Dissertations
Evaluation of zinc status of several Ecuadorian soils
Torres, Fernando Pacifico
Text (1974)
Part of
Electronic Theses & Dissertations
Evaluation of some oxisols, ultisols and inceptisols with their practical significance in Sierra Leone
Sutton, Patrick Magagie
Text (1978)
Part of
Electronic Theses & Dissertations
Growth and nutrition of plants as affected by degree of base saturation of montmorillonitic, kaolinitic and illicit types of soil colloids
Chu, Tsu-siang
Text (1948)
Part of
Electronic Theses & Dissertations
Genetic and induced properties of Mollisols of the northern "pampa", Argentina
Panigatti, Jose Luis, 1939-
Text (1975)
Part of
Electronic Theses & Dissertations
Clay mineralogy of some litho-and toposequences of soils in Michigan
Mahjoory, Ramez, 1934-
Text (1971)
Part of
Electronic Theses & Dissertations
Some interrelations of fertilizers, carbohydrate production & yield of field beans
Lauritzen, C. W. (Cyril Walker), 1905-
Text (1932)
Part of
Electronic Theses & Dissertations
The effect of moisture content, temperature, & compaction upon the movement of soluble salts in soils
Wheeting, Lawrence Clifford, 1896-
Text (1917)
Part of
Electronic Theses & Dissertations
A mineralogical study of soils developed on tertiary and recent lava flows in northeastern New Mexico
Allen, Bonnie L.
Text (1959)
Part of
Electronic Theses & Dissertations
The influence of crops upon those which follow
Ripley, P. O.
Text (1940)
Part of
Electronic Theses & Dissertations
Potassium release characteristics of selected Peruvian soils
Oelsligle, Donald Daniel, 1943-
Text (1972)
Part of
Electronic Theses & Dissertations
The effect of soil type upon the calcium and magnesium content and other physiological characters of several important legumes
Fonder, John Franklin, 1900-
Text (1929)
Part of
Electronic Theses & Dissertations
The effects of copper applied to organic soil alone and in association with manganese and zinc, on composition of crops and reactions in the soil
Lucas, Robert E. (Robert Elmer), 1916-
Text (1947)
Part of
Electronic Theses & Dissertations
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