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| Title | Publication | Publish Year |
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Press-drying plantation loblolly pine lumber to reduce warp: follow-up studies
Results of two follow-up studies on the effectiveness of press-drying in reducing warp and grade loss from warp in plantation-grown loblolly pine lumber were compared with results of a previously […]
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Forest Products Journal | 1992 |
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Pressure Band for Sap Displacement of Freshly Felled Trees Using Waterborne Preservatives
A light-weight pressure band for the sap-displacement of freshly felled timber is described. Sap was displaced from a 2m length of freshly felled Sitka spruce, using copper-chrome-arsenate preservative, in 15 […]
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Forest Products Journal | 1976 |
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Pressure treatment of Sitka spruce lumber with ammoniacal copper zinc arsenate or chromated copper arsenate
Air-seasoned Sitka spruce was treated with ammoniacal copper zinc arsenate (ACZA) or chromated copper arsenate (CCA) at 11 commercial plants. Preservative retention and penetration were greater with ACZA treatments. All […]
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Forest Products Journal | 1993 |
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Pressurized final steam conditioning
In New Zealand, to reduce final moisture content variation and drying stress it is standard practice to final steam condition the lumber at 100?C and 100 percent relative humidity. To […]
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Forest Products Journal | 1997 |
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Prevalence and Effects of Knots in Young Loblolly Pine
Eight-year-old open-pollinated progenies from selected trees used in a seed orchard had more desirable branch characters than offspring of comparison trees chosen as the best crop trees in the stand. […]
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Forest Products Journal | 1968 |
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Preventing Decay in Exposed Beams
Historically, timbers in permanent structures were carefully protected from moisture to avoid biological deterioration. More recently, the use of exposed glue-laminated beams and sawn timbers has become common. This is […]
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Forest Products Journal | 1983 |
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Preventing discoloration of unseasoned hem-fir and Douglas-fir lumber with selected fungicide formulations
The ability of one biological control agent and selected chemical formulations to prevent microbial discoloration of freshly sawn lumber was evaluated on hem-fir and Douglas-fir wood over a 180-day test […]
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Forest Products Journal | 2002 |
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Prevention of Fungal Stain on Pine Lumber – Lab Screening Tests with Fungicides
A series of chemicals, some of which are modern agricultural fungicides, were screened in laboratory tests to identify efficient sapstain preventives of low mammalian toxicity. Two compounds, Captan and Folpet, […]
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Forest Products Journal | 1976 |
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Production Rates and Costs of Whole-Tree, Tree-Length, and Log-Length Skyline Thinning
Production rates and costs were determined for harvesting Smallwood by different methods of skyline yarding: whole-tree (yarding with limbs and tops), tree-length (bucking done on the landing), and log-length (limbing, […]
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Forest Products Journal | 1984 |
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Productivity and Costs of the Timberjack 30 Feller Buncher
Time and production studies were conducted on the Timberjack 30 Feller Buncher row thinning in pine plantation and natural stands. Factors such as tree size, load size, stand density, and […]
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Forest Products Journal | 1983 |
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Productivity of a Scandinavian cut-to-length system while second thinning pine plantations
Cut-to-length timber harvesting systems have been used in the Scandinavian countries for many years. Only two machines, a harvester and forwarder, are needed to produce timber products on board a […]
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Forest Products Journal | 1993 |
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Profile of the California furniture industry: structure product types, and wood use
In 1993, a survey of California furniture manufacturers provided the information necessary to profile this large user of hardwood and softwood lumber. The industry in California was found to be […]
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Forest Products Journal | 1995 |
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Progress in Wood Construction
Wartime construction accelerated the adoption of existing wood construction techniques but contributed little that was basically new. Important recent areas of progress have been the compilation and dissemination of existing […]
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Forest Products Journal | 1947 |
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Progress in Wood Preservation, 1959-60
Progress, report of FPRS Wood Preservation Division covering region by region accounts of: the swing to the results specification; new methods of testing preservatives; volume of preservatives used and timber […]
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Forest Products Journal | 1961 |
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Proof Test Load Value Determination for Maximum Economic Return
In-line production proofload testing of lumber requires that a test load value be chosen. For lumber failure distributions having high variability, and optimum test may break as much as 10 […]
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Forest Products Journal | 1983 |
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Properties and grade yield of lumber from a 27-year-old slash pine plantation
This study was undertaken to determine the yield by grade and flexural properties of lumber obtained from trees of a 27-year-old slash pine plantation with 6 by 6 feet original […]
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Forest Products Journal | 1990 |
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Properties and Kiln-Drying Characteristics of Young-Growth Western Hemlock Dimension Lumber
Sinker heartwood occurs in both old- and young-growth trees. Two classifications of sinker were found and characterized as heavy, with floccosoids, and light, without floccosoids. Green moisture content (MC) of […]
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Forest Products Journal | 1981 |
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Properties of 1/2-Inch Composite Plywood with Southern Yellow Pine Veneer Faces and Unidirectionally Oriented Southern Oaks Strand Core
Evaluation was made of certain mechanical properties and dimensional changes of 1/2-inch composite plywood, fabricated from 1/8-inch-thick southern pine veneer faces and 1/4-inch unidirectionally oriented strand cores made from a […]
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Forest Products Journal | 1983 |
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Properties of Particle- and Hardboard Made from Healthy and Beetle-Killed Southern Pine
The southern pine beetle kills pine trees on millions of acres in the southeastern United States each year. In this study we investigated the suitability of wood from beetle-killed trees […]
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Forest Products Journal | 1982 |
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Properties of Particleboard from Loblolly Pine Rootwood and Aboveground Stumpwood
Experimental particleboards made from 16-year old loblolly pine rootwood and above-ground stumpwood using 7 percent urea formaldehyde solids met commercial standards CS236-66, Type 1-B-2.
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Forest Products Journal | 1978 |
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Properties of Particleboard from Southern Yellow Pine and Cottonwood Mixtures
Physical and mechanical properties of medium density, urea formaldehyde particleboards of various mixtures of Southern yellow pine and cottonwood furnish were determined. Resin content, press conditions and furnish were comparable […]
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Forest Products Journal | 1976 |
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Properties of Particleboard from Sweetgum
Several urea boards were made with sweetgum furnish of various heartwood: sapwood proportions ranging from all heartwood to all sapwood. Resin content, press conditions, and furnish were comparable to those […]
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Forest Products Journal | 1976 |
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Properties of Phenolic Adhesives as Related to Bond Quality in Southern Pine Plywood
Experimental panels of southern pine plywood were glued up with 72 phenolic resins (36 resins with replication) representing a wide range of properties. In the range tested, contact angle (57-105?), […]
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Forest Products Journal | 1971 |
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Properties of Structural Flakeboard Manufactured from 7-Year-Old Intensively Cultured Poplar, Tamarack, and Pine
Structural flakeboard made from 7-year-old intensively cultured tamarack and jack pine was less durable and had poorer mechanical properties than either of two poplar hybrid clones grown under the same […]
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Forest Products Journal | 1986 |
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Properties of Structural Particleboards from Douglas-Fir Forest Residues
Structural particleboards bonded with phenolic resin were prepared from forest residues using Douglas-fir and some hemlock-true fir mixtures. Various diameters and proportions of sound wood, dead wood, decayed wood, tops, […]
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Forest Products Journal | 1974 |