搜索结果: 1-10 共查到“森林保护学 mountain pine beetle”相关记录10条 . 查询时间(0.125 秒)
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 ...
Effects of fire return rates on traversability of lodgepole pine forests for mountain pine beetle: Implications for sustainable forest management
dispersal infestation lodgepole pine mountain pine beetle susceptibility traversability
<
2010/8/31
The spread of mountain pine beetle (MPB) depends on climate, weather, and topography, among other factors. In predicting the spread of the MPB in British Columbia, foresters should specifically consid...
Environmental characteristics of mountain pine beetle infestation hot spots
Environmental characteristics mountain pine beetle hot spots
<
2009/2/6
A combination of favourable temperatures and abundant host trees has resulted in a mountain pine beetle (Dendroctonus ponderosae Hopkins) epidemic over the majority of the lodgepole pine forests of Br...
Evaluation of a mature lodgepole pine stand’s resistance to the current mountain pine beetle infestation after nitrogen fertilization
lodgepole pine mountain pine beetle nitrogen fertilization Southern Interior Forest Region
<
2009/2/6
Research is currently under way in the Southern Interior Forest Region to determine whether nitrogen fertilization can be used to increase mature lodgepole pine trees?natural defences against the moun...
Examining the utility of advance regeneration for reforestation and timber production in unsalvaged stands killed by the mountain pine beetle：Controlling factors and management implications
reforestation and timber production unsalvaged stands mountain pine beetle
<
2009/2/6
In unsalvaged stands killed by the mountain pine beetle, the release and growth of shade-tolerant advance regeneration may provide an important reforestation pathway. Stands developing from advance re...
Hydrologic effects of mountain pine beetle in the interior pine forests of British Columbia：Key questions and current knowledge
annual water yield forest operations groundwater hydrologic recovery low flow modelling
<
2009/2/5
The mountain pine beetle (MPB) (Dendroctonus ponderosae Hopkins) could have a large effect on hydrologic regimes in British Columbia watersheds. Given the recent increase in size of the beetle infesta...
Restoration of forests attacked by mountain pine beetle：Misnomer, misdirected, or must-do?
forests mountain pine beetle Misnomer misdirected
<
2009/1/23
Much of the forest killed by the current mountain pine beetle outbreak in British Columbia will never be salvaged for commercial purposes. It has been suggested that large areas will need “restora...
Rate of deterioration, degrade, and fall of trees killed by mountain pine beetle
bluestain decay fungi moisture content mountain pine beetle shelf-life stand structure wood
<
2009/1/8
The information presented in this paper results from a review of published articles on deterioration of dead wood, and interviews of people with forestry and (or) mill experience from the 1980s Caribo...
The impact of treatment on mountain pine beetle infestation rates
epidemic management mountain pine beetle silviculture treatment
<
2009/1/8
The spatial extent of the current mountain pine beetle epidemic in western Canada has highlighted the need to understand the efficacy of treatment strategies. We investigate the effect of five direct-...
Wildlife/danger tree assessment in unharvested stands attacked by mountain pine beetle in the central interior of British Columbia
falldown Lakes Timber Supply Area mountain pine beetle natural disturbance workplace safety
<
2009/1/8
This extension note outlines work that was part of a broader study designed to collect baseline forest structure data in the Sub-Boreal Spruce dry cool biogeoclimatic subzone (SBSdk) of the Lakes Timb...