Forest Resources of Chile as a Basis for Industrial ExpansionUSFS, 1946 - 256 páginas |
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Página 154
... percent is in the unused tops of trees ; 5 per- cent in rough trees and other trees unsuitable for sawlogs , and 7 cent in understory trees less than 11.1 inches d.b.h. ... percent of the total , followed by Tepa , 23 percent , Ulmo , 8 ...
... percent is in the unused tops of trees ; 5 per- cent in rough trees and other trees unsuitable for sawlogs , and 7 cent in understory trees less than 11.1 inches d.b.h. ... percent of the total , followed by Tepa , 23 percent , Ulmo , 8 ...
Página 178
... percent n = number of growth rings in last inch of radius d = present tree DBH in inches . This formula is not recommended for all conditions , but was chosen in the present instance because of its simplicity and ability to yield sat ...
... percent n = number of growth rings in last inch of radius d = present tree DBH in inches . This formula is not recommended for all conditions , but was chosen in the present instance because of its simplicity and ability to yield sat ...
Página 182
... percent of d.b.h. , o.b. Average stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
... percent of d.b.h. , o.b. Average stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
Página 183
... percent of d.b.h. , o.b. stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
... percent of d.b.h. , o.b. stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
Página 184
... d.b.h. , o.b . Average stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
... d.b.h. , o.b . Average stump height equals tree diameter at breast height . Top diameter is that at the point of normal utilization for sawtimber , which ranges from about 40 to 60 percent of d.b.h. , averaging about 50 percent ...
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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