Forest Resources of Chile as a Basis for Industrial ExpansionUSFS, 1946 - 256 páginas |
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Página 22
... equals or exceeds that of hardwood stands in North America . Volumes per unit of area have little significance as applied to planted stands unless age is specified . Volume varies from nothing in the youngest of such stands to a maximum ...
... equals or exceeds that of hardwood stands in North America . Volumes per unit of area have little significance as applied to planted stands unless age is specified . Volume varies from nothing in the youngest of such stands to a maximum ...
Página 38
... equal to that lost annually in the adjacent forest zone . Net fire loss in forest plantations is so small that it is hardly measurable on a comparable scale . This accomplishment is an excellent demonstration of what effort and desire ...
... equal to that lost annually in the adjacent forest zone . Net fire loss in forest plantations is so small that it is hardly measurable on a comparable scale . This accomplishment is an excellent demonstration of what effort and desire ...
Página 55
... equal 196 million cubic feet , or precisely the present vol- ume of cut from all forests . In board feet , the possible cut would to- tal 726 million , exceeding the present total by a large margin . On the same basis the yield ...
... equal 196 million cubic feet , or precisely the present vol- ume of cut from all forests . In board feet , the possible cut would to- tal 726 million , exceeding the present total by a large margin . On the same basis the yield ...
Página 73
... equals approximately a one - percent rise in volume of construction . 1 Housing is only one of several major items consuming national in- come , and except as national income increases the expenditure for one item cannot increase ...
... equals approximately a one - percent rise in volume of construction . 1 Housing is only one of several major items consuming national in- come , and except as national income increases the expenditure for one item cannot increase ...
Página 77
... equal to about 3 million board feet of sawn lumber and 70,000 cubic feet of round stock . Nitrate production appears to have been quite steady for the last 6 to 8 years in spite of the increased use of nitrate in munitions . The portion ...
... equal to about 3 million board feet of sawn lumber and 70,000 cubic feet of round stock . Nitrate production appears to have been quite steady for the last 6 to 8 years in spite of the increased use of nitrate in munitions . The portion ...
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Términos y frases comunes
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