-
1
-
2
-
3
-
4
-
5
-
6by Barthod, C., FAO/ECE/ILO Joint Committee on Forest Working Techniques and Training of Forest Workers, Geneva (Switzerland) eng, Seminar on the Impact of Acute Forest Damage on Harvesting and Silvicultural Operations eng 7-11 Sep 1987 Bonn-Roettgen (Germany, F.R.)
Published JulTexto bibliotecaFAO IT