Last edited by Tojas
Wednesday, December 2, 2020 | History

1 edition of Assessment of spruce budworm impacts in the Hawk Hills management area found in the catalog.

Assessment of spruce budworm impacts in the Hawk Hills management area

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  • 30 Currently reading

Published by Alberta Environmental Protection in [Manning, Alta.] .
Written in English

    Subjects:
  • Spruce budworm,
  • Forest management,
  • White spruce

  • Edition Notes

    StatementDavid Watson, Jan Volney, Peter Boxall
    SeriesPub. No.: T/393, Publication (Alberta. Alberta Environmental Protection) -- no. T/393.
    ContributionsVolney, Winston Jan Anthony, 1946-, Boxall, Peter C., Alberta. Alberta Environmental Protection, Manning Diversified Forest Products Research Trust Fund
    The Physical Object
    Paginationv, 38 p. ;
    Number of Pages38
    ID Numbers
    Open LibraryOL25903161M
    ISBN 100778500063
    OCLC/WorldCa39533417

    Back to menu Western Spruce Budworm Page 3 Periodic outbreaks of western spruce budworm have always been part of western forest dynamics. More than million acres were defoliated by western spruce budworm in History Present conditions exhibit more synchrony of infestations that are more widely dispersed across our. of the spruce budworm; (4) review forest-management prac-tices that enhance predator popula- and (5) list basic literature sources for identifying predators of the spruce budworm. 'Daniel Jennings is a research forest ento- mologist with the USDA Forest Service, North- . Spine title: DEIS, management of western spruce budworm in Oregon and Washington. "Draft environmental impact statement: management of western spruce budworm in Oregon and Washington"--Cover. "Western spruce budworm life cycle"--Cover. "Winter-hibernation 2nd instar"--Cover. Shipping list no.: P. Description. As far as I know, the agency hasn’t reached an agreement on deer wintering area management with any additional large landowners since the plan was presented in The New Budworm Plan. The November 9 assessment and plan to address the Spruce Budworm includes the following assumptions about deer wintering areas.


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Assessment of spruce budworm impacts in the Hawk Hills management area by D. O. T. Watson Download PDF EPUB FB2

Assessment of spruce budworm impacts in the Hawk Hills management area by Watson, D. (David Oliver T.), ; Volney, Winston Jan Anthony, ; Boxall, Peter C; Alberta. Alberta Environmental Protection; Manning Diversified Forest Products Research Trust FundPages: Assessment of spruce budworm impacts in the Hawk Hills management area / Related Titles.

Series: Publication (Alberta. Alberta Environmental Protection) ; no. T/ By. Watson, D. (David Oliver T.), Volney, Winston Jan Anthony, Boxall, Peter C.

Alberta. Alberta Environmental Protection. Assessment of Spruce Budworm Impacts In the Hawk Hills Management Area Final Report October By Drs. Jan Volney, David O.

Watson and Peter C. Boxan Natural Resources Canada Canadian Forest Service Edmonton, Alberta Canada PUb. T/ ISBN: 03. Assessment of spruce budworm impacts in the Hawk Hills management area / By D. (David Oliver T.) Watson, Peter C. Boxall, Winston Jan Anthony Volney, Alberta.

Alberta Environmental Protection. and Manning Diversified Forest Products Research Trust by: 1. Assessment of spruce budworm impacts in the Hawk Hills management area. Read more about Assessment of spruce budworm impacts in the Hawk Hills management area; Links.

For information professionals; Image above from the Barren Lands Digital Collection, courtesy of the Thomas Fisher Rare Book Library, University of Toronto. Spruce Budworm –Why Do We Care and Management Alternatives community impacts 6.

Spruce budworm defoliation in Quebec - 7 Defoliation in Quebec million a) ha Year Light NB area defoliated by Spruce Budworm () 15 Cape Breton plot in a mature. In Canada, new forestry practices involving the natural dynamics of tree growth and regeneration are proposed for integrating forest management with biodiversity.

In particular, the current spruce budworm [Choristoneura fumiferana (Clemens)] outbreak in northeastern North America is forcing natural resource managers to clarify the potential interactions between natural disturbances and.

Effects of spruce budworm (Choristoneura fumiferana (Clem.)) outbreaks on the productivity and stability of forests in eastern Canada are reviewed and ation results in reduced growth of trees, widespread tree mortality, and loss of wood production, and thereby causes major forest management problems.

responses of two species to the budworm outbreak and abrupt changes in winter irruptions for five other species near the end of the outbreak. BBS data corrobo-rate the CBC trends. Together, the data suggest that the s spruce budworm infestation and related events had a mas-sive impact upon some boreal species.

Spruce Budworm and the s. Spruce Budworm Is. A native moth. Undergoes complete metamorphosis; Adult = moth; Immature = caterpillar (causes damage) Caterpillars eat needles of fir and spruce trees (hosts), eating some within the bud before the needles expand (budworm) Spruce budworm is always present in Maine’s spruce-fir forests.

Usually hard to find. Forest protection (spraying of biological insecticide), salvage harvesting, and strategic re-planning are typical mitigation options to reduce wood supply impacts caused by spruce budworm (Choristoneura fumiferana [Clem.]) r, all such measures are expensive and difficult to implement, and decisions about if and to what extent such measures should be applied hinge on the.

A project of the University of Toronto Libraries in partnership with the library and archives community in Canada. magnitude, i.e., the Early Intervention Strategy (EIS). In essence, EIS is an area-wide management program premised on detecting and controlling rising spruce budworm populations (hotspots) along the leading edge of an outbreak.

In this article, we lay Assessment of spruce budworm impacts in the Hawk Hills management area book the conceptual framework for. Impacts. The eastern spruce budworm has a significant impact on Canada’s forests. Aerial view of defoliation caused by the eastern spruce budworm. The most visual evidence of an infestation is rust coloured new-shoots at the tips of branches caused by caterpiller feeding.

Coming Spruce Budworm Outbreak: Initial Risk Assessment and Preparation & Response Recommendations for Maine’s Forestry Community. Cooperative Forestry Research Unit, University of Maine, Orono. 77 p. 1A b rev ia ton su d h pc fVI. Forest Ecology and Management, 39 () Elsevier Science Publishers B.V., Amsterdam IPM and the spruce budworm: Lessons learned in Maine Lloyd C.

Irlanda and John B. Dimondb' aThe Irland Group, Augusta, MEU.S.A. bUniversity of Maine, Deering ttall, Orono, ME Backcountry recreationists’ valuation of forest and park management features in wilderness parks of the western Canadian Shield.

(originally published in the Canadian Journal of Forest Research in ). Assessment of spruce budworm impacts in the Hawk Hills management area. Final report Volney, W.J.A An economic assessment of. An Optimistic Outlook on Spruce Budworm Impacts and Mitigation Opportunities in Maine Preliminary Results o Included limits on tree-size by species and maximum basal area by stand type.

o Used New Brunswick merchantability specifications (Erdle and Ward ). forest management practices in. Assessment of spruce budworm impacts in the Hawk Hills Management Area.

Report to the Manning Diversified Forest Products Research and Development Trust Fund, Lands and Forest Service, Peace River Alberta. Abstract. Conifer-feeding budworms in the genus Choristoneura are eruptive species that periodically defoliate conifer forests in North America, causing growth loss and, ultimately, tree mortality.

These impacts create the need for management interventions. Emerging trends in forestry require a holistic approach that considers the implications of budworm management within an ecosystem context.

Spruce budworm (Choristoneura fumiferana) is a native insect that defoliates needleleaf trees, especially balsam fir (Abies balsamea) and spruces (Picea spp.), in northern North budworm can defoliate millions of hectares of forest during an infestation, depressing regional economies that depend on the timber industry.

Impacts of Spruce Budworm and Forest Management on Future Wood Supply. to simulate the coupled dynamics of different forest management scenarios and periodic budworm outbreaks across a million-acre study area in northern Maine to gain better understanding of how harvesting, salvage, and budworm outbreaks interact and influence forest.

The fact sheet is an assessment of the biology of spruce budworm in Minnesota and highlights tree symptoms and vulnerability of the native insect. Forest management strategies, including thinning, are highlighted for managing and lessening the impacts of spruce budworm throughout the state.

Interested readers can find the fact sheet here. JUILLET/AOÛTVOL. 82, No 4 — THE FORESTRY CHRONICLE Outbreak patterns of the spruce budworm and their impacts in Canada by D.R.

Gray1 and W.E. MacKinnon2 ABSTRACT Historical records (–) of spruce budworm defoliation in Canada were analyzed to estimate variability in the spa.

The western spruce budworm, Choristoneura occidentalis Freeman, is the most widely distributed and destructive defoliator of coniferous forests in Western North America. It is one of nearly a dozen Choristoneura species, subspecies, or forms found throughout much of the United States and Canada.

For more information on budworm biology, view Forest Insect & Disease Leaflet Western Spruce. The eastern spruce budworm (SBW) is the most damaging insect in Maine’s forest. Returning on a natural year cycle, the next outbreak is now at the state’s doorstep.

The last SBW outbreak during the ss killed millions of acres of spruce-fir forest, cost the state’s. Inwestern spruce budworm activity was highly apparent in Douglas-fir and grand fir forests of the eastern slope of the Cascade Mountains north of I and across parts of northeastern Washington.

Many people noticed defoliated branch tips and tree tops for the first time as an ongoing outbreak spread to include their land or. To cite this article: Raina Robe va & David Murrugarra () The spruce budworm and forest: a qualitative comparison of ODE and Boolean models, Letters in.

spruce-fir volume losses can be prevented by: •Adaptive harvesting • Reducing area of high-risk stands (i.e., those with high balsam fir and white spruce composition) ahead of outbreak •Foliage protection • B.t.

applications to high risk and valuable stands • Only 20% of area of affected area needs to be treated •Salvage logging. Throughout most of its range, the Western Spruce Budworm completes one cycle of development from egg to adult within 12 months.

Moths emerge from pupal cases usually in late July or early August; in the southern Rockies, adults often begin emerging in early July.

Adults mate and within 7 to 10 days the female deposits her eggs and then dies. Management of spruce budworm, Choristoneura fumiferana (Clem.), outbreak spread requires understanding the demographic processes occurring in low, but rising populations.

For the first time, detailed observations were made in the early stages of outbreak development. We sampled populations over a three-year period in both treated and untreated populations in the Lower St-Lawrence region of. Spruce budworm (SBW) infestations and defoliation in forests of eastern North America (e.g., s, s, and –s) have had significant negative impacts on growth and survival of spruce and fir.

The Spruce Budworm Decision Support System (SBWDSS), originally developed by the Canadian. Olivier Norvez, Christian Hébert, Louis Bélanger, Impact of salvage logging on stand structure and beetle diversity in boreal balsam fir forest, 20 years after a spruce budworm outbreak, Forest Ecology and Management, /,(), ().

The eastern spruce budworm (Choristoneura fumiferana) is a native defoliating insect in eastern North America whose periodic outbreaks create large patches of dead fir and spruce trees. Of particular concern to fire and forest managers is whether these patches represent an increased fire risk, if so, for how long, and how the relationship.

forests. He holds B.S. and M.S. degrees in Forest Management and is currently completing requirements for a Ph.D. in Forest Ecology. We gratefully acknowledge the assistance of the Lolo National Forest for making the study area available. FRONT COVER PHOTO: A western spruce budworm larva is emerging from a tunnel in the.

growth rates. Synchronous western spruce budworm outbreaks can occur over much of a host species' range, and we need a better understanding of the mechanisms driving the species’ population dynamics in order to predict climate change effects, mitigate ecological and resource management impacts, and understand ecosystem dynamics.

Western spruce budworm moth Western spruce budworm moths mate and lay eggs in late July-August. The female deposits overlapping, shingle-like egg masses on the underside of foliage on large, overstory Douglas-fir trees.

Up to eggs may be laid by each female. The egg masses are bright green when laid, and translucent white when empty. Spruce budworm (Choristoneura fumiferana Clem.) outbreaks are natural disturbances that cause heavy spruce–fir mortality in eastern Canada and thereby result in large uncertainty in forest structure and Spruce Budworm Decision Support System (SBW DSS) was developed by the Canadian Forest Service from to From toit was operationally.

information on the biological impact of the spruce budworm on spruce-fir stands in the Lake States was available in the mid's. In andresearchers at The University of Michigan designed a seven-year study to quantify the impact of the spruce budworm in the Upper Peninsula of Michigan (Mog and Witter ).

Detailed biological. In advance of the next predicted eastern spruce budworm outbreak, officials with the University of Maine, Maine Forest Service and Maine Forest Products Council have published a risk assessment and disaster preparedness plan to keep forest landowners, government officials and the general public informed.

The report includes an assessment of the last outbreak and how [ ]. For instance, the spruce budworm (Choristoneura fumiferana) periodically defoliates huge areas of conifer forest in eastern Canada (more than 55 million hectares in ).

This causes extensive mortality of fir and spruce trees and other ecological damages (Chapter 22).Prediction 5 was not supported, because budworm habitat (area of mature and older balsam fir [Abies balsamea] and white spruce [Picea glauca]) remained constant in Ontario while warbler abundance declined.

Although the correlative nature of these results precludes inference of a causal relationship between the declines of the Canada warbler and. An integrated forest management optimization model was developed to calculate potential spruce budworm (Choristoneura fumiferana Clemens) effects on forest and wood product carbon (C) from to and to evaluate potential C sequestration benefits of alternative management strategies (salvage, biological insecticide application).The model was tested using simulated spruce budworm.