搜索结果: 1-15 共查到“林学 British Columbia”相关记录68条 . 查询时间(0.127 秒)
Associate Professor Christopher Gaston,Department of Wood Science of University of British Columbia（图）
Associate Professor Christopher Gaston Department of Wood Science of University of British Columbia aboriginal forestry business management
2014/6/9
Dr. Christopher Gaston,Associate Professor,Research Interests: aboriginal forestry, business management, communities and livelihoods, economics, forest policy, international trade, modelling, sustaina...
Factors of resiliency for forest communities in transitiion in British Columbia
adaptability community resiliency factors of resiliency forest-dependent communities indicators of resiliency transition
2010/9/1
Many forest-dependent communities in British Columbia continue to make the transition away from a heavy economic reliance on the forest sector to a more diversified economy. Although some communities ...
Evaluation of tree condition and tree safety assessment procedures in beetle-killed and fire-damaged lodgepole pine stands in central interior British Columbia
danger trees lodgepole pine mountain pine beetle Sub-Boreal Spruce zone tree condition tree damage wildfire worker safety
2010/8/31
This study quantified characteristics related to tree condition and deterioration in stands affected by the mountain pine beetle (MPB, Dendroctonus ponderosae) or wildfire. The stands evaluated were r...
Identifying the determinants of windthrow damage in wildlife tree patches in the Boreal White and Black Spruce biogeoclimatic zone of northeastern British Columbia
Boreal White and Black Spruce (BWBS) northeastern British Columbia wildlife tree patch windthrow
2010/8/31
Leaving wildlife tree patches (WTPs) has become a common strategy employed to maintain biodiversity among managed forest ecosystems in British Columbia. High levels of wind damage have been observed i...
Relationship between winter severity and survival of mule deer fawns in the Peace Region of British Columbia
fawn mortality mule deer Odocoileus hemionus winter severity
2010/8/31
This extension note summarizes results of an ongoing study to measure the survival of mule deer (Odocoileus hemionus) fawns through their first winter in the Peace Region of British Columbia. Each spr...
British Columbia's Interior: Fisher Wildlife Habitat Decision Aid
denning fisher foraging forest planning furbearer harvesting home range Martes pennanti (fisher) mustelid reproduction resting silviculture wildlife habitat
2010/8/31
Fishers (Martes pennanti) are forest-dependent carnivores of the weasel family that are considered a Species at Risk under the Identified Wildlife Management Strategy and Species of Special Concern (b...
British Columbia's Southern Interior: Badger Wildlife Habitat Decision Aid
badger denning foraging forest planning harvesting home range mustelid range management Taxidea taxus jeffersonii (badger) reproduction resting silviculture wildlife habitat
2010/8/31
Under the Forest and Range Practices Act, forest and range licensees in British Columbia are required to develop Forest Stewardship Plans and manage their operations to maintain limiting habitats of I...
Aerial overview survey of the mountain pine beetle epidemic in British Columbia: Communication of impacts
aerial overview survey Dendroctonus ponderosae GIS infestation mountain pine beetle severity strategic survey tessellation time series
2010/8/31
In western Canada, the current outbreak of mountain pine beetle (Dendroctonus ponderosae) is of unprecedented proportions. Annual aerial overview surveys (AOS) are the primary means of accounting for ...
An integrated management system for the Douglas-fir tussock moth in southern British Columbia
biological control defoliation Douglas-fir tussock moth forest pest management interior Douglas-fir nuclear polyhedrosis virus
2010/8/31
An integrated, long-term system to detect and treat infestations of Douglas-fir tussock moth in the Southern Interior of British Columbia was successfully implemented between 1984 and 1999. All aspect...
British Columbia抯 Forests White Pine Blister Rust Forest Health Stand Establishment Decision Aid
Cronartium ribicolaforest health forest management pine stem rust management Ribes spp white pine blister rust
2010/8/31
White pine blister rust (Cronartium ribicola) is an introduced disease affecting five-needle pines throughout North America. Like other non-native pests, its impact on the native hosts has been dramat...
British Columbia抯 Northeastern Forests: Aspen Complex Stand Establishment Decision Aid
deciduous and mixedwood management fibre production Populus tremuloides silviculture systems trembling aspen vegetation management
2010/8/31
Aspen (Populus tremuloides) is the most widely distributed tree species in North America and can be found from the McKenzie Delta to northern Mexico. Its range in British Columbia is restricted to the...
British Columbia抯 Northern Interior Forests Dothistroma Stand Establishment Decision Aid
climate change Dothistroma needle blight Dothistroma septosporum forest health red band needle disease tree species deployment
2010/8/31
Dothistroma needle blight, also known as red band needle blight, is caused by the fungus Dothistroma septosporum. It affects over 60 species of pine in 45 countries and is considered the most destruct...
British Columbia抯 Northern Interior Forests: Warren Root Collar Weevil Stand Establishment Decision Aid
duff reduction strategies Hylobius warreni lodgepole pine pests managing pine plantations pest hazard ratings stem girdling Warren root collar weevil
2010/8/31
Warren root collar weevil (Hylobius warreni) is a commonly occurring insect found in most of British Columbia and as far north as the Northwest Territories. This weevil affects many tree species and i...
Forest management and maintenance of ectomycorrhizae: A case study of green tree retention in south-coastal British Columbia
Douglas-fir seedlings ectomycorrhizal ecology edge effects mature second-growth forests single green tree retention variable retention silviculture
2010/8/31
Assessment of ectomycorrhizal (EM) colonization was carried out in a variable green tree retention experimental block near Powell River, British Columbia. We hypothesized that increasing retention lev...
Influence of past forestry practices on western spruce budworm defoliation and associated impacts in southern British Columbia
impact Choristoneura occidentalis Pseudotsuga menziesii stand structure understorey mortality
2010/8/31
The western spruce budworm, Choristoneura occidentalis Freeman, is a native defoliator of interior Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco) forests in British Columbia. Repeated budworm defo...