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k tybirk
3 cilt bulundu.
Cilt sonuçları
Sustainable Development in the Sahel
A. M. Lykke, K. Tybirk, A. Jorgensen · Aarhus University Press
132 sayfa · 1992
Sustainable development / Botany / Economic conditions / Sahel
Basis for mapping of critical loads in Nordic sensitive terrestrial ecosystems
K. Tybirk, Jesper Bak, Line H. Henriksen · Nordic Council of Ministers
69 sayfa · 1995
Air / Pollution / Endangered ecosystems
Sahel Workshop 1989, University of Aarhus
K. Tybirk, J. E. Lawesson, I. C. Nielsen, Ivan Nielsen, Sahel Workshop (1st 1989 Aarhus universitet) · Botanical Institute, University of Aarhus
75 sayfa · 1989
Economic conditions / Congresses / Palms / Botany