Forest Resources of Chile as a Basis for Industrial ExpansionUSFS, 1946 - 256 páginas |
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... diameter and frequently larger , with clear lengths 6 to 20 meters and total heights of 25 to 35 meters for mature trees . ce and Araucaria grow characteristically to larger sizes , the Alerce ing exceptional diameters of 5 meters and ...
... diameter and frequently larger , with clear lengths 6 to 20 meters and total heights of 25 to 35 meters for mature trees . ce and Araucaria grow characteristically to larger sizes , the Alerce ing exceptional diameters of 5 meters and ...
Página 15
... diameter of quality suitable for manu- facture into sawtimber . Cubic volume figures show total solid sound wood contents of trees , exclusive of stump . In contrast , board foot figures show the volume of lumber that could be sawn from ...
... diameter of quality suitable for manu- facture into sawtimber . Cubic volume figures show total solid sound wood contents of trees , exclusive of stump . In contrast , board foot figures show the volume of lumber that could be sawn from ...
Página 16
... diameter at breast height , is 7 percent . The proportion of sound wood volume suitable for sawlogs varies greatly between the different species , depending on tree size and qual- ity . For example , most of the Araucaria volume is ...
... diameter at breast height , is 7 percent . The proportion of sound wood volume suitable for sawlogs varies greatly between the different species , depending on tree size and qual- ity . For example , most of the Araucaria volume is ...
Página 22
... diameter at breast height , three 16 - foot logs in mer- chantable height , and 605 board feet in gross volume . As shown by table 6 , there is a wide range in average tree size for the various species . For example , sawtimber Alerce ...
... diameter at breast height , three 16 - foot logs in mer- chantable height , and 605 board feet in gross volume . As shown by table 6 , there is a wide range in average tree size for the various species . For example , sawtimber Alerce ...
Página 24
... /4 surface clear less than 28 " DIB ; logs 1/2 surface clear 34 " DIB + Based on logs 16.3 feet long . " = inch = 2.54 centimeters . DIB diameter inside bark . + = or more . Table 8 . · Distribution of sawtimber volume by log 24.
... /4 surface clear less than 28 " DIB ; logs 1/2 surface clear 34 " DIB + Based on logs 16.3 feet long . " = inch = 2.54 centimeters . DIB diameter inside bark . + = or more . Table 8 . · Distribution of sawtimber volume by log 24.
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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