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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 271 to 280 of 4508 (0.041 seconds)

Spelling suggestions: "subject:"soils"" "subject:"coils""

271

A pedological study of red clay soils and their parent materials in eastern Wisconsin

Horn, Merlin Edwin, January 1960 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1960. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
Clay soils
272

Relation of forms and amounts of soil phosphorus to phosphorus content of alfalfa

Hallock, D. L. January 1952 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1952. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves [225]-234).
Soils Alfalfa
273

Amorphous materials, crystalline mixed layers, and impurities in clays

Lim, Chin Huat. January 1981 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1981. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
Clay soils
274

The determination of boron in soils and plants and factors affecting its availability

Berger, Kermit C. January 1941 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1941. / Typescript. Includes abstract and vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 63-68).
Soils Plants
275

Chemical weathering and depositional factors in the origin of minerals in some north central Wisconsin soils

Brown, Bruce Elliot, January 1957 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1957. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 167-173).
Mineralogy Soils
276

Chemical and biological methods for determining plant available potassium in soils

Schulte, Emmett E. January 1961 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1961. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 120-130).
Potassium. Soils
277

Factors affecting boron accumulation in table beet plants with emphasis on water stress effects

Halbrooks, Mary Carter. January 1983 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1983. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 66-70).
Beets Soils
278

Influence of lignin and related materials on physical and chemical properties of soils

Hamilton, Harry Lemuel, January 1948 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1948. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 60-69).
Lignin. Soils.
279

Relationships of inorganic soil phosphates to soil genesis soil tests and plant uptake of phosphorus

Petersen, Gary W., January 1963 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1963. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 126-134).
Phosphates. Soils
280

Age and properties of buried paleosols and overlying loess deposit in southwestern Wisconsin

Hogan, Jerry Don. January 1961 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1961. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 96-100).
Loess. Soils

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