Ochenta anos de actividade na correccao torrencial: hidraulica florestal (1901-1980)
Col. plates, maps
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Format: | Texto biblioteca |
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Lisboa (Portugal) Ministerio da Agricultura, Comercio e Pescas. Direccao-Geral das Florestas
1982
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Subjects: | FLOOD CONTROL, GORGES, FOREST SOILS, EROSION CONTROL, EROSION, LUTTE ANTIINONDATION, CONTROL DE INUNDACIONES, CANYON, SOL DE FORET, LUTTE ANTIEROSION, BARRANCOS, SUELO FORESTAL, CONTROL DE LA EROSION, |
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