• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 2290
  • 1687
  • 408
  • 211
  • 106
  • 97
  • 97
  • 97
  • 97
  • 97
  • 95
  • 81
  • 54
  • 40
  • 31
  • Tagged with
  • 6071
  • 1030
  • 692
  • 549
  • 535
  • 465
  • 406
  • 386
  • 341
  • 320
  • 317
  • 306
  • 282
  • 274
  • 274
  • 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.
411

Movement and transformations of urea-N in three forest soils of the Southeastern Coastal Plain

Sarigumba, Terencio I., January 1974 (has links)
Thesis (Ph. D.)--University of Florida, 1974. / Description based on print version record. Typescript. Vita. Includes bibliographical references (leaves 136-144).
412

Hydrogenase and the assimilation of nitrogen compounds by normal and mutant strains of the Azotobacter

Green, Margaret, 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.
413

Effects of arginine and/or histidine on nitrogen balance of young men fed two levels of essential amino acids when nitrogen intake was held constant

Rey, Linda Elsbeth. January 1964 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1964. / eContent provider-neutral record in process. Description based on print version record. Bibliography: l. 33-37.
414

Laboratory studies of nitrogen fixation under conditions simulating lake environments

Tew, Richard W. January 1959 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1959. / Typescript. Abstracted in Dissertation abstracts, v. 20 (1959) no. 2, p. 470. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 90-92).
415

Effect of pH on the uptake of native and applied nitrogen, phosphorus, and potassium

Salai Tun Than. January 1959 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1959. / Typescript. Abstracted in dissertation abstracts, v. 20 (1959) no. 2, p. 450-451. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 54-59).
416

Nitrogen-fixation by sulfate-reducing bacteria

Riederer, Mary Ann, January 1966 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1966. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
417

Factors affecting in situ nitrogen disappearance in the rumen

Weakley, David Craig. January 1980 (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 78-80).
418

Studies on nitrogen fixation by species of Bacillus

Witz, Dennis Fredrick. January 1964 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1964. / eContent provider-neutral record in process. Description based on print version record. Bibliography: l. 73-78.
419

Photophosphorylation and nitrogen fixation by photosynthetic bacteria

Stedingk, Lars Victor von. January 1965 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1965. / eContent provider-neutral record in process. Description based on print version record. Bibliography: l. 75-79.
420

Correlation of nitrogen soil tests with nitrogen uptake by the tobacco plant

Peterson, Lloyd Allan, January 1959 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1959. / Typescript. Abstracted in Dissertation abstracts, v. 19 (1959) no. 7, p. 1492. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves 75-77).

Page generated in 0.0744 seconds