Technical tables in logging engineering, forest work science and related matters - Chap. 2, Felling and conversion.
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| Format: | Texto biblioteca |
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1967
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| Subjects: | FO FAO ECE FWT, FELLING, PRIMARY CONVERSION OF WOOD, SAWS, PRODUCTIVITY, SAWING, ENERGY VALUE, CONSUMPTION, LABOUR, BARKING, HAULING, WORKERS, FORESTRY EQUIPMENT, ABATTAGE D'ARBRES, CORTA, CONVERSION PRIMAIRE DES BOIS, SCIE, PRODUCTIVITE, SCIAGE, VALEUR ENERGETIQUE, CONSOMMATION, TRAVAIL, ECORCAGE, DEBARDAGE, TRAVAILLEUR, MATERIEL FORESTIER, CONVERSION PRIMARIA DE MADERA, SIERRAS, PRODUCTIVIDAD, ASERRADO, CONSUMO, TRABAJO, DESCORTEZADO, SACA DE LA MADERA, OBREROS, EQUIPO FORESTAL, |
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