• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 238
  • 92
  • 28
  • 28
  • 28
  • 27
  • 26
  • 13
  • 10
  • 8
  • 8
  • 8
  • 8
  • 8
  • 8
  • Tagged with
  • 469
  • 469
  • 101
  • 98
  • 96
  • 71
  • 30
  • 30
  • 27
  • 26
  • 25
  • 25
  • 23
  • 23
  • 23
  • 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.
111

Relationship of fluoride reactive soil aluminum to plant growth in Cerrado soils of Brazil /

Stilwell, Thomas Carroll January 1975 (has links)
No description available.
112

Grass-legume interactions : experiments and models : analysis and interpretations

Di Tella, Luciano N. F. January 1982 (has links)
No description available.
113

Studies in serpentine plant ecology

Proctor, J. January 1969 (has links)
No description available.
114

ECOLOGY OF THE CREOSOTEBUSH LARREA TRIDENTATA (DC.) COV.

Dalton, Patrick Daly, 1922-, Dalton, Patrick Daly, 1922- January 1961 (has links)
No description available.
115

Studies in plant ecology and conservation

Specht, R. L. (Raymond Louis), 1924- January 1973 (has links)
2v. : / Title page, contents and abstract only. The complete thesis in print form is available from the University Library. / Thesis (D.Sc.)--University of Adelaide, Dept. of Botany, 1975
116

Summary of investigations dealing with burroweed (Aplopappus fruticosus) and its ecological aspects

Voth, Arnold, 1906- January 1938 (has links)
No description available.
117

An ecological analysis of lower Sonoran Zone relic vegetation in south-central Arizona

Ferguson, Charles Wesley January 1950 (has links)
No description available.
118

An anatomical study of the needles and hypocotyls of Douglas-fir seedlings grown under various environments /

Tucker, Richard Edward. January 1966 (has links)
Thesis (M.S.)--Oregon State University, 1966. / Typescript. Includes bibliographical references (leaves 65-70). Also available on the World Wide Web.
119

Effects of some transpiration retardants and shade on survival of Douglas-fir seedlings under drought conditions in the field /

Woodard, Ernest Steve. January 1966 (has links)
Thesis (M.S.)--Oregon State University, 1966. / Typescript. Includes bibliographical references (leaves 25-26). Also available on the World Wide Web.
120

Autecology of the heath vegetation of South Australia /

Wojcik, Patricia January 1900 (has links) (PDF)
Thesis, M.Sc.--University of Adelaide.

Page generated in 0.0771 seconds