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| Title | Publication | Publish Year |
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Rate of Loading Influence on Southern Pine 2 By 4’S in Bending
Approximately 400 southern pine No. 2 Dense, kiln-dried 2 by 4’s were tested in third-point, edgewise bending to determine the influence of an increased rate of testing on strength and […]
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Forest Products Journal | 1980 |
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Rates of Swelling of Wood in Vinyl Monomers
The swelling rates of wood in various vinyl monomers were measured. Loblolly pine wafers were soaked in methyl methacrylate (MMA), styrene (ST), acrylonitrile (ACN), ethyl acrylate (EA), and binary mixtures […]
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Forest Products Journal | 1968 |
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Reactions of Ethyleneimine with Alkali Lignins
Ethyleneimine was reacted with the lignin from a soda-cooked hardwood and kraft-cooked southern pine at two levels of reaction activity. When mixed at room temperatures in an inert organic solvent, […]
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Forest Products Journal | 1963 |
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Real-time quality control system for automated lumbermills
This paper describes a system under development for real-time sawmill production monitoring using existing process control equipment. The resulting system ties together various machine centers in a sawmill by using […]
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Forest Products Journal | 1993 |
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Recent Developments in Masking Overlays
Production of Douglas-fir plywood surfaced with overlays is increasing steadily as ways are being sought to upgrade and extend existing supplies of wood veneer. Overlay production has been limited by […]
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Forest Products Journal | 1952 |
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Recent Investigations on the Avoidance of Decay in Exterior Woodwork of Buildings
In the gulf states area, fungus free lumber should be used. In addition, construction, practices including 1) good roof overhang or at least eaves and gutters, 2) the placing of […]
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Forest Products Journal | 1952 |
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Recent trends in Vermont stumpage prices
Quarterly stumpage prices for 10 forest products were analyzed to determine the effects of season, region, and their interaction on reported price and to ascertain the existence of consistent reporting […]
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Forest Products Journal | 1989 |
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Recommended Bearing Stresses for Design in Light-Frame Construction
Compression perpendicular to grain tests of Pacific silver fir (Abies amabilis (Dougl.) Forbes) and subalpine fir (Abies lasiocarpa (Hook.) Nutt) lumber were conducted using three different test specimen configurations in […]
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Forest Products Journal | 1981 |
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Recovery, Preparation, and Yield of Redwood Bark
Since redwood logs may be up to 20 percent bark, utilization must be stepped up. The essentials of initial bark removal, recovery, and processing are described. There has been an […]
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Forest Products Journal | 1959 |
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Reducing Internal and External Decay of Untreated Douglas-Fir Poles: A Field Test
Laboratory culturing and a closed-tube bioassay with Poria placenta revealed that the fumigants chloropicrin and methylisothiocyanate effectively reduced the incidence of internal decay in non-pressure-treated Douglas-fir poles in ground contact […]
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Forest Products Journal | 1986 |
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Reducing moisture content variability in kiln-dried hem-fir lumber through sorting: a simulation
For 5 of the hem-fir species plus mountain hemlock, a drying curve was determined for each of 33 boards dried according to the same kiln schedule. Despite large differences in […]
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Forest Products Journal | 1993 |
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Reducing Variability in Final Moisture Content of Kiln-Dried Western Hemlock Lumber
This study investigated presteaming of western hemlock lumber to minimize the nonuniformity of final moisture content. Presteaming from 4 to 24 hours and drying with conventional or high-temperature (above 212?F) […]
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Forest Products Journal | 1972 |
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Regional Price Variation of Southern Pine Sawtimber and Pulpwood
Knowledge of the causes of differences in regional prices of raw material is important for public policy formulation and mill location decisions. Regression models were used to relate regional resource […]
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Forest Products Journal | 1982 |
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Reinforcement of wood pallets with metal connector plates
Reinforcement of the damage-prone areas of wood pallet stringers with metal connector plates (MCPS) may increase useful pallet life or permit use of less desirable wood species. This will improve […]
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Forest Products Journal | 1993 |
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Reinforcement of Wood with Fiberglass
Due to the need for high strength and high stiffness wood members for many demanding structural applications, this study was undertaken to determine the utility of fiberglass as a reinforcement […]
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Forest Products Journal | 1981 |
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Relating traditional surface roughness measures to gluebond quality in plywood
A changing raw material supply and smaller, generally lower quality logs, are resulting in an increase in undesirable surface characteristics in veneer, such as roughness, that can adversely affect plywood […]
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Forest Products Journal | 2004 |
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Relationship Between Chemical Characteristics of Phenol-Formaldehyde Resins and Adhesive Performance
Selected resin formulations representing extremes in chemical characteristics were evaluated as adhesives either without additives (neat resins) or with blended extenders and fillers (mixed adhesives). These formulations were used to […]
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Forest Products Journal | 1985 |
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Relationship Between Early Decay and Radial Compression Strength of Douglas-Fir
The ability of radial compression strength (RCS) to indicate early decay in Douglas-fir was examined. Plugs 3/8 inch in diameter and 3/4 inch long, cut from the sapwood and heartwood […]
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Forest Products Journal | 1983 |
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Relationship Between Permeability of Green and Dry Eastern Hemlock
Describes the general methodology used to measure the nitrogen gas permeability of eastern hemlock at various moisture contents and the results obtained. Specimens of eastern hemlock about 25 mm square […]
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Forest Products Journal | 1968 |
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Relationship between site index and several mechanical properties of Turkish calabrian pine (Pinus brutia Ten.)
In this study, the mechanical properties (e.g., compressive, bending (modulus of rupture [MOR]), izod impact, and tensile strengths) of calabrian pine (Pinus brutia Ten.) wood naturally grown in the K.Maras […]
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Forest Products Journal | 2003 |
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Relationship between site index and some physical properties of calabrian pine
In this study, relationships between site index and some physical properties (e.g, air-dry and ovendry densities, and volumetric shrinkage and swelling ratios) of calabrian pine (Pinus brutia Ten.) wood obtained […]
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Forest Products Journal | 2005 |
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Relationship between stress wave velocities of green and dry veneer
This paper evaluates the relationship between the stress wave velocities of green and dry southern pine and Douglas-fir veneers. A commercial stress wave timer and a laboratory signal analysis system […]
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Forest Products Journal | 2004 |
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Relationship of Fiber Preparation and Characteristics to Performance of Medium-Density Hardboards
Techniques of characterizing and processing wood fibers were investigated as a means of evaluating the effects of raw material manipulation on strength properties and dimensional movement of hardboard. Four species […]
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Forest Products Journal | 1983 |
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Relationship of Gas Phase Permeability to Ultrastructure of White Spruce Wood
Oxygen gas permeability measurements are used in calculation of the effective sizes of openings in the pit membranes of white spruce wood. A permeable apparatus was designed and used to […]
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Forest Products Journal | 1965 |
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Relationship of species and season to sawmill by-product production: A case study
The goal of this study was to investigate the effect of species and season on lumber and chip cost, sawdust, and chip weight. Logs were processed through a small sawmill […]
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Forest Products Journal | 2005 |