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| Title | Publication | Publish Year |
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Enhancement of the computer lumber grading program to support polygonal defects
Computer grading of hardwood lumber promises to avoid regrading of the same lumber because of disagreements between the buyer and the seller. However, the first generation of computer programs for […]
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Forest Products Journal | 1992 |
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Environmental considerations at the sawmill
With today’s environmental pressures, owners, principals, and operators of sawmills servicing the hardwood industry need to be particularly concerned about impact on the environment of the products they use, the […]
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Hardwood Symposium Proceedings | 1991 |
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Epicormic branches and lumber grade of bottomland oak
Epicormic branches can be a serious problem in management of hardwood forests for high-quality sawtimber production. In one study in central Alabama, defects caused by epicormic branches that developed following […]
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Hardwood Symposium Proceedings | 1995 |
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Equations for predicting weight loss in stored pulpwood for North Carolina and Virginia
Five locations in North Carolina and Virginia were used to study weight loss in stored pulpwood during the four seasons of the year. The goal of the study was to […]
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Forest Products Journal | 1999 |
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Ergonomics and safety in secondary wood processing
The main goal of the project was to initiate a pilot program in ergonomics for the secondary wood products industry. Case studies were conducted at three Midwest secondary wood product […]
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Hardwood Symposium Proceedings | 2002 |
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Estimating Air-Drying Moisture Content Losses for Red Oak and Yellow-Poplar Lumber
Air-drying below an optimum moisture content (MC) results in excessive costs as a result of both increased inventory expenses and loss of quality. Industry has found it impractical to obtain […]
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Forest Products Journal | 1982 |
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Estimating and validating harvesting system production through computer simulation
A Ground Based Harvesting System Simulation model (GB-SIM) has been developed to estimate stump-to-truck production rates and multiproduct yields for conventional ground-based timber harvesting systems in Appalachian hardwood stands. Simulation […]
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Forest Products Journal | 1993 |
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Estimating Benefits from Whole-Tree Chipping as a Logging Innovation in Northern U.S. Forests
Two supply schedules were estimated for pulpwood production quantities and prices–with and without adoption of whole-tree chipping technology. One schedule reflects output of hardwood pulpwood (including whole-tree chips) harvested in […]
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Forest Products Journal | 1982 |
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Estimating hardwood sawmill conversion efficiency based on sawing machine and log characteristics
Increased problems of hardwood timber availability have caused many sawmillers, industry analysts, and planners to recognize the importance of sawmill conversion efficiency. Conversion efficiency not only affects sawmill profits, but […]
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Forest Products Journal | 1992 |
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Estimating kiln schedules for tropical and temperate hardwoods using specific gravity
Dry-kiln schedules have been developed for many hardwood species, but many more, especially tropical species, do not have a recommended schedule. The study reported herein investigated the possibility of estimating […]
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Forest Products Journal | 1997 |
| Hardwood Symposium Proceedings | 1984 | |
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Estimating the size of hardwood industries: an Ohio case study
Sawmills and planing mills (SIC code 2421) were analyzed by comparing data from the 1987 County Business Patterns, published by the U.S. Bureau of Census, and research conducted by the […]
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Forest Products Journal | 1991 |
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Estimating the size of the hardwood sawmill industry in Pennsylvania
The size of the hardwood sawmill industry in Pennsylvania in 1999 is estimated at 1.311 BBF by 556 mills. Study results show an 11 percent higher estimate of the volume […]
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Forest Products Journal | 2003 |
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Estimating the tropical/temperate mix of European hardwood lumber imports
Attempts to document changes in European imports of tropical hardwood lumber are clouded by trade statistics that fail to fully disclose species identities. A recent examination of imports in six […]
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Forest Products Journal | 1995 |
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Estimating Top Weights for Oak Sawtimber in Indiana
An increased need for wood fiber for all uses has focused attention on expanded utilization of the hardwood resource including logging residues. Regression equations that predict the total ovendry (OD) […]
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Forest Products Journal | 1980 |
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Estimation of best opening face position for asymmetric sawing patterns in hardwood logs
This study investigated the influence of an asymmetric sawing pattern on the estimation of best opening face (BOF) position to achieve maximum lumber yield from hardwood logs. Previous work had […]
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Forest Products Journal | 1989 |
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Evaluating a potential hardwood sawmill site using the clean chip availability assessment system program
The available inventory and the cost of delivered wood are crucial to the decision-making process of managers when selecting a mill site. The Clean Chip Availability Assessment System (CLASS) is […]
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Forest Products Journal | 1996 |
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Evaluating Quality of Black Walnut Sawlogs
Although American black walnut is our highest priced native wood, the walnut industry has had access to very little information on the fundamental relationships between sawlog quality and standard walnut […]
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Forest Products Journal | 1958 |
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Evaluating warp from three sawing processes including saw-dry-rip to produce aspen structural lumber
This study compared three sawing methods for manufacturing structural lumber from trembling aspen (Populus tremuloides Michx.). Ninety logs were selected and divided into 3 comparable groups of 30 logs each. […]
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Forest Products Journal | 1992 |
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Evaluation of a New Portable Radio Frequency Moisture Meter on Lumber with Drying Gradients
A portable radiofrequency moisture meter has been developed that responds to water in wood over a wide range of MCs. The instrument operates at a frequency of 7 Mhz supplying […]
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Forest Products Journal | 1977 |
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Evaluation of a stress wave NDT technique for detecting skips in the gluelines of edge-glued red oak panels
A stress wave nondestructive testing technique was evaluated for 1) detecting skips or voids in the gluelines of edge-glued red oak panels; and 2) detecting differences in the thickness of […]
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Forest Products Journal | 1991 |
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Evaluation of Black Locust (R. Pseudoacacia) as Raw Material for Wet-Process Hardboard
Wet-process hardboards were made from fiber from small, whole black locust (R. pseudoacacia) stems (including bark) and from pure locust heartwood. Heartwood extractives were apparently stem-extracted and lost to cyclone […]
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Forest Products Journal | 1985 |
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Evaluation of cement-excelsior boards made from yellow-poplar and sweetgum
Previous research conducted in the laboratory pointed out several hardwood species that were either superior, comparable, marginal, or unsuitable for manufacturing cement-excelsior board (CEB). In this study, 40 full-sized boards […]
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Forest Products Journal | 1993 |
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Evaluation of electric moisture meters on kiln-dried lumber
The secondary wood industry is becoming more concerned about the moisture content (MC) of the lumber they are using. Electric portable moisture meters are often used to check MCs. This […]
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Forest Products Journal | 1997 |
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Evaluation of Live Oak Submerged Underwater for 50 Years and Proposed for Use in Rebuilding the U.S.S. Constitution
Live oak timber stored under fresh water in New Hampshire for 50 years was evaluated for possible use as structural framing in repairs on the U.S.S. Constitution. The material was […]
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Forest Products Journal | 1984 |