Browsing by Authors Poulsen, G.

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1977African tree : man's best friendPoulsen, G.Open Access
1978Arbol : el mejor amigo del AfricaPoulsen, G.Open Access
1977Arbres servent bien l'AfriquePoulsen, G.Open Access
1978Leafy paradox for sciencePoulsen, G.Open Access
1976Role of forestry in TanzaniaPoulsen, G.Open Access
1978Tecnología para la vida diariaPoulsen, G.Open Access
1978Ville née d'un arbrePoulsen, G.Open Access