• 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.
341

Potential use of 15N to assess nitrogen sources and fate in Narragansett Bay /

Chaves, Joaquin E. January 2004 (has links)
Thesis (Ph. D.)--University of Rhode Island, 2004. / Typescript. Includes bibliographical references (leaves 106-113).
342

Nutritional strategies to improve nitrogen efficiency and reduce nitrogen excretion of lactating dairy cows

Noftsger, Susan M., January 2003 (has links)
Thesis (Ph. D.)--Ohio State University, 2003. / Title from first page of PDF file. Document formatted into pages; contains xiv, 144 p.; also includes graphics (some col.) Includes bibliographical references (p. 129-144).
343

The nitrogen distribution in beef flesh as affected by age and condition

Ritchie, Walter Stuntz. Moulton, Charles Robert, Trowbridge, Perry Fox, Haigh, L. D. January 1900 (has links)
Thesis (Ph. D.)--University of Missouri, 1922. / Biographical note. Caption title: Studies in animal nutrition. IV. The nitrogen, ash and phosphorus distribution in beef flesh as affected by age and condition [by] Walter S. Ritchie, C. Robert Moulton, P.F. Trowbridge, L.D. Haigh. Published also as the Missouri. Agricultural experiment station. Research bulletin 59. Bibliography: p. 61.
344

A comparison of forest soils exhibiting various degrees of nitrogen availability do tree species matter and which nutrients are limiting in nitrogen rich environments? /

Gress, Stephen E. January 1900 (has links)
Thesis (M.S.)--West Virginia University, 2005. / Title from document title page. Document formatted into pages; contains vi, 67 p. : ill. (some col.), maps (some col.). Includes abstract. Includes bibliographical references.
345

Reduction of acetylene, azide, cyanide, and molecular nitrogen by cell-free extracts of Bacillus macerans

Duncan, Barbara Cleveland, January 1969 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1969. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
346

Interactions of fast neutrons with nitrogen and neon

Johnson, C. H. January 1951 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1951. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
347

Physiological studies of nitrogen fixation by cells and cell-free extracts of Aerobacter aerogenes

Lindsay, Harry Lee, January 1963 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1963. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (leaves [141]-151).
348

Effect of the level of essential amino acid intake and time on nitrogen balance of men

Alcantara, Nieva Emerita Naval, January 1967 (has links)
Thesis (M.S.)--University of Wisconsin--Madison, 1967. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
349

Hydrogen metabolism and nitrogen fixation by cell-free extracts of Bacillus polymyxa

Grau, Frederick Henry, January 1961 (has links)
Thesis (Ph. D.)--University of Wisconsin--Madison, 1961. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
350

Nutrition and nitrogen metabolism of a lysogenic strain of Bacillus megaterium

De Carlo, Michael Richard, 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 77-82).

Page generated in 0.0528 seconds