The economic road standard, road spacing and related questions - Some views on the theory of planning a forest road network in non-alpine regions.
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| Format: | Texto biblioteca |
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1965
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| Subjects: | ECE, SILVICULTURAL SYSTEMS, INVESTMENT, MANAGEMENT, ROADS, LOGGING, WOOD TECHNOLOGY, TOPOGRAPHY, REGIME SYLVICOLE, INVESTISSEMENT, GESTION, ROUTE, RECOLTE DU BOIS, TECHNOLOGIE DU BOIS, TOPOGRAPHIE, SISTEMAS SILVICULTURALES, INVERSIONES, CARRETERAS, APROVECHAMIENTO DE LA MADERA, TECNOLOGIA DE LA MADERA, TOPOGRAFIA, |
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