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Articles 1 - 27 of 27
Full-Text Articles in Forest Management
B819: The Spruce Budworm Outbreak In Maine In The 1970'S–Assessment And Directions For The Future, Lloyd C. Irland, John B. Dimond, Judy L. Stone, Jonathan Falk, Ellen Baum
B819: The Spruce Budworm Outbreak In Maine In The 1970'S–Assessment And Directions For The Future, Lloyd C. Irland, John B. Dimond, Judy L. Stone, Jonathan Falk, Ellen Baum
Bulletins
This report was initiated by the Maine Forest Service (MFS) in response to concerns that a serious effort was needed to capture the experiences and lessons learned during the 1970-85 spruce budworm outbreak in Maine. The report synthesizes the observations and experiences of land managers, as well as the principal results of recent scientific research on spruce budworm in Maine. This report briefly reviews budworm population dynamics and interactions with the forest, then describes the budworm's impacts in detail. It then reviews the three principal responses: survey and detection; spraying; and silviculture and salvage. It then offers an overview of …
Research Report No. 22, A Computer Program In Basic For Estimating Yield Of East Texas Pine Plantations, Terry L. Hackett, Tom M. Hartz
Research Report No. 22, A Computer Program In Basic For Estimating Yield Of East Texas Pine Plantations, Terry L. Hackett, Tom M. Hartz
Informal Project Reports
A computer program for estimating per acre yield for lob lolly and slash pine plantations in East Texas ls presented. The program, DIADISD.BAS, ls written in BASIC and is designed to run on IBM (and compatible) PC computers. An option in DIADISD.BAS allows the user to impose mortality rates on the pine plantations for both fusiform rust infected tree stems Md disease-free stems.
Antidegradation And Nonpoint Source Pollution In The West, H. Michael Anderson
Antidegradation And Nonpoint Source Pollution In The West, H. Michael Anderson
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
31 pages.
Contains references.
Timber Harvesting On Private Lands: The Washington Timber– Fish–Wildlife Agreement, John P. Mcmahon
Timber Harvesting On Private Lands: The Washington Timber– Fish–Wildlife Agreement, John P. Mcmahon
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
24 pages.
Contains 3 pages of references.
Soil Erosion, Agrichemicals And Water Quality: A Need For A New Conservation Ethic?, Christine Olsenius
Soil Erosion, Agrichemicals And Water Quality: A Need For A New Conservation Ethic?, Christine Olsenius
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
24 pages.
Contains references.
The San Joaquin–Sacramento Delta, David R. Beringer
The San Joaquin–Sacramento Delta, David R. Beringer
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
20 pages.
Contains 2 pages of references.
The 1987 Nonpoint Source Pollution Amendments And State Progress Under The New Program, John H. Davidson
The 1987 Nonpoint Source Pollution Amendments And State Progress Under The New Program, John H. Davidson
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
143 pages.
Contains 4 pages of references.
Public Land Livestock Grazing, Water Quality And Riparian Ecosystems: The Evolving Legal And Technical Context, Richard H. Braun
Public Land Livestock Grazing, Water Quality And Riparian Ecosystems: The Evolving Legal And Technical Context, Richard H. Braun
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
8 pages.
Contains 1 page of references.
Legal Issues: San Francisco Bay, Sacramento-San Joaquin River Delta And Estuary, Stuart L. Somach
Legal Issues: San Francisco Bay, Sacramento-San Joaquin River Delta And Estuary, Stuart L. Somach
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
48 pages.
Contains footnotes.
Bay/Delta Standards Memorandum And Exhibits, Thomas J. Graff
Bay/Delta Standards Memorandum And Exhibits, Thomas J. Graff
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
47 pages.
Agenda: Water Quality Control: Integrating Beneficial Use And Environmental Protection, University Of Colorado Boulder. Natural Resources Law Center
Agenda: Water Quality Control: Integrating Beneficial Use And Environmental Protection, University Of Colorado Boulder. Natural Resources Law Center
Water Quality Control: Integrating Beneficial Use and Environmental Protection (Summer Conference, June 1-3)
Conference organizers and/or faculty included University of Colorado School of Law professors David H. Getches, Lawrence J. MacDonnell and Charles F. Wilkinson.
Protecting water quality is essential to preserve the many beneficial uses of western water resources. This conference addresses the dominant federal requirements in the Clean Water Act, including the important major revisions enacted by Congress in 1987, with special attention to western problems regarding nonpoint source pollution. Developments in groundwater quality regulation are considered, as are selected issues concerning the implications of state and federal water quality regulation for the traditional exercise of water rights.
Proceedings--Future Forests Of The Mountain West: A Stand Culture Symposium, U.S. Forest Service
Proceedings--Future Forests Of The Mountain West: A Stand Culture Symposium, U.S. Forest Service
All U.S. Government Documents (Utah Regional Depository)
Presents best information available about young dynamic western forests and charts the future of forestry in western North America.
Research Report No. 21, A Fortran Computer Program For Estimating Yield Of East Texas Pine Plantations, J. David Lenhart
Research Report No. 21, A Fortran Computer Program For Estimating Yield Of East Texas Pine Plantations, J. David Lenhart
Informal Project Reports
A computer program for estimating per acre yield for loblolly and slash pine plantations In East Texas ls presented. The interactive program, DIAYLDSUR. is written in FORTRAN and ls resigned to run on a main-frame computer. An option in DIAYLDSUR allows the user to Impose mortality rates on the pine plantations for both fusiform rust infected tree stems and disease- free stems.
Research Report No. 20, Stumpage Price Trends Of Pine Sawtimber And Pulpwood In East Texas, Update: 1977-1987, J. David Lenhart, Kent T. Adair
Research Report No. 20, Stumpage Price Trends Of Pine Sawtimber And Pulpwood In East Texas, Update: 1977-1987, J. David Lenhart, Kent T. Adair
Informal Project Reports
An update of past stumpage price performance for East Texas pine sawtimber and pulpwood is presented, using information from Texas Forest Service 1983-87 and Timber Mart-South 1977-87. In ~ltlon. information from the Louisiana Department of Agriculture on stumpage price trends in Louisiana between 1955-87 is described. Two Prognostications on future stumpage price trends are included.
B818: Preliminary Protocols For Sampling And Analysis Of Ash And Sludge Amended Forest Soils, Ivan J. Fernandez
B818: Preliminary Protocols For Sampling And Analysis Of Ash And Sludge Amended Forest Soils, Ivan J. Fernandez
Bulletins
Over the past decade there has emerged a clear recognition that the escalating production of waste materials by society poses a serious problem, and that significant amounts of many waste materials must be recycled or disposed of by more ecologically integrated means. In Maine, we are fortunate to enjoy the benefits of a rural state rich in natural resources. It is these resources that provide the basis for many of our industries, well demonstrated by our forest resources so vital to the forest products industry and to Maine's economy.
In recent years forests have also been looked to as a …
Research Report No. 19, Estimating Survival For East Texas Pine Plantations, J. David Lenhart, Terry L. Hackett
Research Report No. 19, Estimating Survival For East Texas Pine Plantations, J. David Lenhart, Terry L. Hackett
Informal Project Reports
Equations to estimate the expected number of trees per acre at future points within a rotation are presented for planted lob lolly pine ( Pinus taeda L. ) and slash pine ( Pinus elliottii Engelm ) trees on non-old-fields in East Texas. Separate functions are presented for fusiform rust infected trees and uninfected trees.
Research Report No. 18, Fusiform Rust Occurrence In East Texas Pine Plantations, 1969-1987, J. David Lenhart, Terry L. Hackett
Research Report No. 18, Fusiform Rust Occurrence In East Texas Pine Plantations, 1969-1987, J. David Lenhart, Terry L. Hackett
Informal Project Reports
Information from five surveys of slash pine ( Pinus ellioitti Engelm. ) and loblolly ( Pinus taeda L. ) pine plantations in East Texas between 1969 and 1987 indicated that infection rates for fusiform rust ( Cranatlium quercuum (Berle) Miyabe ex Shirai f. sp. fusiforme) have increased to about 50~ for slash pine and are continuing to increase for loblolly pine to current levels of 10- I 5:t.
Salinity In Western Australia : A Situation Statement, V T. Read
Salinity In Western Australia : A Situation Statement, V T. Read
Resource management technical reports
The Select Committee on Salinity was established by the Legislative Council of the Parliament of Western Australia in November 1987 to inquire into and report on salinity in Western Australia giving particular regard to:
• what action has, or is being taken, to assess the magnitude of the problem;
• what form of action can, or should, be taken to control salinity;
• what legislative of administrative acts or incentives to the private sector are necessary or desirable to assist further in controlling or eradicating salinity.
Members appointed to the Select Committee were the Honourable David Wordsworth (Chairman), the Honourable …
Impact Of New Technology On Timber Harvesting Costs: Evaluation Methods And Literature, F. W. Cubbage, B. J. Stokes, Steven H. Bullard
Impact Of New Technology On Timber Harvesting Costs: Evaluation Methods And Literature, F. W. Cubbage, B. J. Stokes, Steven H. Bullard
Faculty Publications
Timber harvesting and transport are crucial components of the cost of delivered wood to forest products processing facilities. In fact, harvesting and delivering wood often costs more than the entire costs of growing wood until harvest. As such, timber harvesting research and development are important. Additionally, research in this area is worthwhile because efficiency gains, cost improvements, and environmental benefits due to timber harvesting research can be realized in a very short time period, rather than the decades-long wait required for research investments in timber growing.
This paper provides an overview of the means of measuring the impact of new …
Forest Gardens Of The Maya, David A. Bainbridge
Forest Gardens Of The Maya, David A. Bainbridge
David A Bainbridge
The lowland Maya supported very high populations in an area with limited water and soil. Much can be learned from studying their sophisticated management practices. Forest gardens and agroforestry helped provide key nutrients, materials, and inputs for improved soil.
Clearcutting As A Management Practice In Maine Forests, Irland Group
Clearcutting As A Management Practice In Maine Forests, Irland Group
Maine Collection
Clearcutting As A Management Practice in Maine Forests : Report to the Maine Department of Conservation, Forests for the Future Program.
by The Irland Group
Maine Department of Conservation, Augusta, Maine. 1988.
Contents:( Part I ) Introduction / What is Clearcutting? / Environmental Effects of Clearcutting / Conclusions / Recommendations
Contents:(Part II) Introduction / Public Policy / Definition / Spruce-Fir Siviculture / Northern Hardwood Silviculture / White Pine Silviculture / Aspen-Birch Silviculture / Regeneration / The Brush Stage / Artificial Regeneration / Budworm / Aesthetics / Water Resources / Wildlife / Nutrients and Soil / Naturalistic Silviculture / Logging / …
Douglas-Fir Beetle (Dendroctonus Pseudotsugae Hopkins, Coleoptera : Scolytidae) Brood Production On Douglas-Fir Defoliated By Western Spruce Budworm (Choristoneura Occidentalis Freeman, Lepidoptera : Tortricidae) In Logan Canyon, Utah, S E. Fredricks, M J. Jenkins
Douglas-Fir Beetle (Dendroctonus Pseudotsugae Hopkins, Coleoptera : Scolytidae) Brood Production On Douglas-Fir Defoliated By Western Spruce Budworm (Choristoneura Occidentalis Freeman, Lepidoptera : Tortricidae) In Logan Canyon, Utah, S E. Fredricks, M J. Jenkins
The Bark Beetles, Fuels, and Fire Bibliography
Douglas-fir beetle brood production was studied on Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco) trees defoliated by the western spruce budworm between 1983 and 1985. Tallies were made of the number of attacks, total length and number of egg galleries, number of eggs deposited, number of larval tunnels, number of pupal chambers, and number of emerging beetles (per female and per unit area). Data analysis showed no significant differences among the three years studied. The number of emerging beetles per female parent was 0.59, and emergence per 90 cm2 was 2.32 beetles. Egg, larval, and pupal survivals were 47.5%, 30.0%, and 15.5%, …
Lodgepole Pine Vigor, Regeneration, And Infestation By Mountain Pine Beetle Following Partial Cutting On The Shoshone National Forest, Wyoming, Gene D. Amman, Gene D. Lessard, Lynn A. Rasmussen, Curtis G. O'Neil
Lodgepole Pine Vigor, Regeneration, And Infestation By Mountain Pine Beetle Following Partial Cutting On The Shoshone National Forest, Wyoming, Gene D. Amman, Gene D. Lessard, Lynn A. Rasmussen, Curtis G. O'Neil
The Bark Beetles, Fuels, and Fire Bibliography
Lodgepole pine stands were thinned in the Shoshone National Forest of northwestern Wyoming in 1979 and 1980 using different forms of partial cutting. Average losses of trees 5 inches diameter at breast height and larger to mountain pine beetles during the 5 years following thinning ranged from less than 1 percent in spaced thinnings to 7.4 percent in the 12-inch diameter limit cut, compared to 26.5 percent in check stands. Residual trees increased radial growth significantly, but change in growth efficiency is slow. Regeneration 5 years after thinning ranged between 1,160 and 3,560 seedlings per acre, with pine being favored …
Field Maps 1988, Grace K. Attea, Ryan W. Mcewan, John L. Vankat
Field Maps 1988, Grace K. Attea, Ryan W. Mcewan, John L. Vankat
Data Files
Historical field map scans (1988) for the permanent 100m x 105m research plot in Hueston Woods State Nature Preserve.
Maps were digitized in 2022.
Analysis Of Wildfire Occurrence In Southeastern Arkansas, 1984-1987, Richard A. Kluender, Lynne C. Thompson, G. W. Callahan
Analysis Of Wildfire Occurrence In Southeastern Arkansas, 1984-1987, Richard A. Kluender, Lynne C. Thompson, G. W. Callahan
Journal of the Arkansas Academy of Science
Wildfire statistics for Arkansas Forestry Commission District I in southeastern Arkansas were analyzed for the period 1 984 through 1987. A mean of 313 fires and 1103 hectares burned annually during the study period. Most (87%) of the land burned was forested. The greatest number (90%) of wildfires occurred when fire-danger was moderate to high. Most fires were started (90%) and detected (51%) by local residents. Arson was responsible for the majority of fires (68%) and hectares burned (65%). A disproportionately high number (43%) of the incendiary fires occurred in Ashley County. Mean fire size was smaller in this county. …
Arkansas' Timber Resource: Yesterday, Today, And Tomorrow, Richard A. Kluender, R. L. Willett
Arkansas' Timber Resource: Yesterday, Today, And Tomorrow, Richard A. Kluender, R. L. Willett
Journal of the Arkansas Academy of Science
Demand for forest products continues to rise. Arkansas provides about 4% of the U.S. total forest production and about 12% of the south central region production. Questions exist about the ability of current forest resources to completely meet anticipated future demand. In 1985, the U.S. Forest Service and the Arkansas Timber Study Committee began to analyze the existing forest base to determine whether future demand could be met from the current forest, or if not, what management changes were needed to help meet future demand. In 1985, Arkansas forests covered approximately 48% of the total land area of the state. …
Forestry On The Island Of Taiwan, Roc - The State Of The Art, James M. Guldin, Timothy T. Ku, R. Scott Beasley
Forestry On The Island Of Taiwan, Roc - The State Of The Art, James M. Guldin, Timothy T. Ku, R. Scott Beasley
Journal of the Arkansas Academy of Science
The forests of Taiwan vary from lush subtropical vegetation to subalpine coniferous associations. Topography is exceedingly rugged, and stands border on the verge of silvicultural inoperability. In the 1950s and 1960s, the wood products industry in the Republic of China was of paramount importance; the production of high-quality sawtimber from old-growth cypress (Cupressaceae) stands provided the financial capital that built one of the most prosperous national economies in the modern world. In the 1980s, forestry in Taiwan is a curious blend of old methods and new technologies, as modern silvicultural practices are used to reforest cutover cypress stands, to harvest …