1 |
Tadeg, Getnet Assefa.
January 2007
(has links)
Zugl.: Berlin, Humboldt-University, Diss., 2007.
|
2 |
Wamatu, Jane N. Ambuku
January 2007
(has links)
Zugl.: Hohenheim, Univ., Diss., 2007
|
3 |
Wider, Johanna.
Unknown Date
(has links) (PDF)
Universiẗat, Diss., 2005--Bonn.
|
4 |
Getachew, Girma.
January 1999
(has links)
Thesis (doctoral)--Universität Hohenheim, 1999. / Includes bibliographical references (p. 162-179).
|
5 |
Getahun Legesse.
January 2008
(has links)
Zugl.: Hohenheim, University, Diss., 2008.
|