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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.
41

Composition and origin of soil parent materials in Marathon County, north central Wisconsin

Ferreira, Maria da Graça de Vasconcelos Xavier. January 1980 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1980. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 126-130).
42

Mechanism of potassium fixation by various clays [I.] II. Gravimetric, volumetric, and colorimetric determination of potassium involving cobaltinitrite precipitation /

Bailey, Thell Arthur, January 1942 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1942. / Typescript. Includes abstract and vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 71-74).
43

Evaluation of methods for determination of plant available soil manganese

Browman, Michael Gordon, January 1968 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1968. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
44

Determination of total and fixed sodium in soils [I.] II. Relative leaching rates of sodium and other cations from soils /

Banerjee, Somir, January 1955 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1955. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 84-87).
45

Nature of the difficultly soluble inorganic phosphorus in acid soils

Beatty, Marvin T. January 1955 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1955. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 73-75).
46

The response of native prairie plant species to alternative fertilizer applications during second and third growing seasons on iron ore tailings

Hengst, Gretel Elisa. January 1982 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1982. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 210-217).
47

Forms and fractions of organic phosphorus in soils and availability as effected by liming

Boykin, William Baynard, January 1953 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1953. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves [87]-92).
48

Characterization and classification of Morley and associated soils in southeastern Wisconsin

Watson, Bruce G., 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 110-113).
49

Some chemical and physical properties affecting crop yields on fifty Alabama soils

Phillips, Sidney James. January 1937 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1937. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
50

Predicting phosphorus loads from agricultural watersheds

Miller, Barbara A. January 1979 (has links)
Thesis (M.S.)--University of Wisconsin--Madison. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 101-108).

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