• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 1
  • 1
  • Tagged with
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 1
  • 1
  • 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.
1

Soil chemical and biological changes through the N2 fixation of black locust (Robinia pseudoacacia L.) - A contribution to the research of tree neophytes / Bodenchemische und -biologische Veränderungen durch die N-Fixierung der Robinie (Robinia pseudoacacia L.) - Ein Beitrag zur Erforschung von Baumneophyten

Berthold, Dirk 29 July 2005 (has links)
No description available.
2

Auswirkungen von Ökosystemmanipulationen auf Vorratsänderung und Freisetzung von C- und N- Verbindungen / Effects of ecosystem manipulations on stock change and flux of N- and C-compounds in soil

Horváth, Balázs 28 July 2006 (has links)
No description available.

Page generated in 0.0615 seconds