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| Title | Publication | Publish Year |
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Permeability of White Spruce Wet Stored in Labrador
Poles of white spruce trees, Picea glauca (Moench) Voss., freshly cut in Goose Bay, Labrador, were subjected for 12 weeks during July, August and September of 1971 to ponding, sprinkling, […]
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Forest Products Journal | 1974 |
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Permeability of Wood . . . Exemplified By Measurements on Redwood
To develop a theory of fluid flow through a material, it is possible either to measure the microscopic structure of the medium and calculate the rate of flow, or to […]
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Forest Products Journal | 1964 |
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Persistence of Chloropicrin in Western Redcedar Poles
Five years after treatment with cloropicrin (trichloronitromethane), western redcedar sections maintained in a controlled environment were examined by open-tube and closed-tube bioassay methods in order to determine the long-term effectiveness […]
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Forest Products Journal | 1985 |
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Perspectives on the changing economic structure of the North American softwood lumber industry
The U.S. softwood lumber industry displays evidence of competitive structure, and lumber prices display variability that is characteristic of decentralized, competitive markets. Following a period of increasing seller concentration after […]
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Forest Products Journal | 1995 |
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pH of Southern Pine Barks
Barks of southern pines are rather acid in nature, with measured pH ranging from about 3.1 to 3.8 and averaging 3.4 to 3.5. Methods of measuring bark pH were investigated, […]
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Forest Products Journal | 1971 |
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Physical and Mechanical Properties of Cement Bonded Southern Pine Excelsior Board
This paper presents some physical and mechanical properties of commercially produced cement excelsior board (CEB). The industrial manufacturing process was described. The water absorption and dimensional changes of CEB subjected […]
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Forest Products Journal | 1984 |
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Physical and mechanical properties of plantation-grown tamarack
This study evaluates the physical and mechanical properties of plantation-grown tamarack (Larix Laricina (Du Roi) K. Koch.) in order to assess its potential uses and classify it among other commonly […]
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Forest Products Journal | 1989 |
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Physico-Chemical Methods for Wood Diagnosis
The woods of pond pine and sand pine are not distinguishable on the basis of anatomy, color, odor, taste, weight, or any other known physical property, although they are readily […]
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Forest Products Journal | 1952 |
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Pilot- and full-scale measurements of VOC emissions from lumber drying of Inland Northwest species
Volatile organic compounds (VOCs) emitted from lumber drying operations can contribute to the formation of ground level ozone on a regional scale. Current estimates of VOC emission rates have large […]
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Forest Products Journal | 2004 |
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Pit Membrane Structure in Loblolly Pine as Influenced By Solvent Exchange Drying
Split radial sections of springwood from a 30-year-old loblolly pine (Pinus taeda L.) were prepared using a solvent exchange drying technique which eliminated aspiration of bordered pits. Replicas of the […]
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Forest Products Journal | 1966 |
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Plasticizing Distortion-Prone Softwood Studs Prior to High Temperature Seasoning
Pinus radiata juvenile core house studs were high temperature dried in packs restrained against twist with vertically applied pressures of 110 and 220 lb./ft.2. The effects of these loads on […]
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Forest Products Journal | 1972 |
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Plywood and Sawmill Liquid Waste Disposal
Improper road construction and inadequate slash disposal are two sources of water pollution in the logging industry. On the other hand reasonable precautions during logging activities can preserve water quality. […]
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Forest Products Journal | 1971 |
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Plywood in the Sixties
Plywood in the decade. 1949 to 1959 experienced a 330 increase in production to a volume of 7.8 billion sq. ft. The growing popularity of the product is illustrated for […]
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Forest Products Journal | 1961 |
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Pole and Pile Foundations for Residential Housing in New Zealand
Pole and pile foundations have been in vogue in New Zealand for only 5 years but already are used in over a third of all new residential housing. The appeal […]
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Forest Products Journal | 1981 |
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Portable E-Tester for Selecting Structural Component Lumber
Because the stiffness properties in any given grade of structural lumber are based on the average stiffness of that grade, the modulus of elasticity (MOE) E-Tester described in this article […]
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Forest Products Journal | 1981 |
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Possible Changes in Regional Forest Product Ouput and Consumption During the Next 50 Years
Future developments in the major North American forest products markets are discussed. U.S. softwood lumber consumption is projected to rise unevenly over the next 50 years, from 41.05 billion board […]
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Forest Products Journal | 1979 |
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Possible demands for eastern hardwoods resulting from harvest restrictions in the Pacific Northwest
Efforts to conserve the habitat of the northern spotted owl in the Pacific Northwest have placed softwood timber supplies under a great deal of pressure and driven up the price […]
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Forest Products Journal | 1993 |
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Postsorting of hem-fir: a mill study
In some species and species groups, many pieces with high post-drying moisture content (wet pieces) are present after kiln-drying of lumber. Often, they cannot be economically eliminated by equalization, especially […]
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Forest Products Journal | 1997 |
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Potassium Fertilization Effects on the Bending Properties of Red Pine Wood
Wood samples were taken from 36-year-old red pine trees growing in two areas of a plantation on an outwash palin in the Pack Forest near Warrensburg, New York. The sites […]
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Forest Products Journal | 1974 |
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Potential Emission Reduction in Veneer Dryers By Boron Compounds
Experiments were conducted to measure the effectiveness of borax and boric acid in reducing the loss of fatty and resin acids from Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco) resin during heating […]
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Forest Products Journal | 1976 |
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Potential for small-diameter sawtimber utilization by the current sawmill industry in western North America
New silvicultural prescriptions for ecosystem management on both public and private timberlands in western North America will likely result in an influx of relatively small-diameter sawtimber for processing. Since sawmills […]
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Forest Products Journal | 1998 |
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Potential for Steamed Wood as a Feed for Ruminants
Dry matter digestibility of woods (balsam fir, black spruce, eastern hemlock, beech, sugar maple, white birch, white elm, white oak, and white ash) that had been subjected to various treatments […]
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Forest Products Journal | 1970 |
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Potential of Finger-Jointed Lumber for Machine Stress-Rated Lumber Grades
Tensile strength and flatwise bending modulus of elasticity (E) data were developed on 202 pieces of 2- by 4-inch spruce-pine-fir finger-joined lumber sampled from mill production to estimate their potential […]
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Forest Products Journal | 1985 |
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Potential Production: Plywood from Eastern Spruce
Eastern spruce constitutes more than 40 percent of the softwood sawtimber resource in the New England States and the Maritime Provinces of Canada. These species, together with other suitable available […]
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Forest Products Journal | 1968 |
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Potential Raw Material Supply for Wood Fiber Products
Enormous supplies of raw material suitable for wood fiber products can be obtained from logging and manufacturing residuals and from small and cull trees that are not included in forest […]
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Forest Products Journal | 1953 |