Forest Resources of Chile as a Basis for Industrial ExpansionUSFS, 1946 - 256 páginas |
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Página v
... Losses Cutting Depletion . Growth Computations . Derivation of Requirements Values · Fencing and Minor Agricultural Use Lumber and Lumber Products Lumber for Construction . Lumber for Factory Use Other Values • Miscellaneous Tables and ...
... Losses Cutting Depletion . Growth Computations . Derivation of Requirements Values · Fencing and Minor Agricultural Use Lumber and Lumber Products Lumber for Construction . Lumber for Factory Use Other Values • Miscellaneous Tables and ...
Página xi
... loss from fire , insects , disease , windthrow , and other causes . 3. A Study of Forest Growth-- Determination of the rate at which this supply is being increased through growth , and the potential growth on forest areas . A Study of ...
... loss from fire , insects , disease , windthrow , and other causes . 3. A Study of Forest Growth-- Determination of the rate at which this supply is being increased through growth , and the potential growth on forest areas . A Study of ...
Página 15
... loss due to breakage in logging also have been made . Earlier accounts char- acterize the forests of Chile as extremely defective , stating that decay in the virgin forest ranged from 40 to 80 percent of the total gross volume . This is ...
... loss due to breakage in logging also have been made . Earlier accounts char- acterize the forests of Chile as extremely defective , stating that decay in the virgin forest ranged from 40 to 80 percent of the total gross volume . This is ...
Página 29
... losses . DEPLETION BY CUTTING Depletion by cutting to supply all domestic and industrial needs is estimated ( table 12 ) as 196 million cubic feet . This is only 14.7 percent of the total depletion in cubic feet , the remainder being ...
... losses . DEPLETION BY CUTTING Depletion by cutting to supply all domestic and industrial needs is estimated ( table 12 ) as 196 million cubic feet . This is only 14.7 percent of the total depletion in cubic feet , the remainder being ...
Página 37
... loss by zone , species , and province group is given in tables 17 and 18 . Of the total loss of cubic wood volume by fire , more than 98 per- cent occurs in the natural forest zone , less than 2 percent in the wood- land zone . This ...
... loss by zone , species , and province group is given in tables 17 and 18 . Of the total loss of cubic wood volume by fire , more than 98 per- cent occurs in the natural forest zone , less than 2 percent in the wood- land zone . This ...
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50 percent adequate Alamo Alerce Araucaria Arauco Average stump height Bio-Bio board-foot breast height briquettes Canelo charcoal Chile Chilean Chiloe Cipres Coigue conifers construction consumption Coquimbo cost cubic volume diameter at breast Douglas-fir equals tree diameter equipment estimated Eucalyptus export forest land forest products forest resource fuel fuelwood furniture grade growth hardwood hauling hectares height equals tree Height in 16.3-foot inches Insignis Pine kiln Laurel Lingue Llanquihue logs Luma lumber Magallanes Malleco Manio manufacture material meters mill operations million board feet million cubic feet natural forest Olivillo panels percent of d.b.h. pesos pile plant Plate plywood present Province Group Puerto Montt pulp Rauli reasonable Roble Santiago sawmill sawtimber Sawtimber Portion shingles small mill solid wood species stump height equals supply Talca Tepa thickness thousand board feet Tineo tion Ulmo United utilization Valdivia veneer Volume Table Volumes shown wood volume woodland zone