搜索结果: 1-5 共查到“林学 epidemic”相关记录5条 . 查询时间(0.062 秒)
Conditions conducive to an epidemic of Gremmeniella abietina, European race, in red pine plantations
climatic conditions epidemic Pinus resinosa Scleroderris canker
2015/5/18
In North America, Gremmeniella abietina, European race (GaEU), was reported in 1975. Our objective was to follow the spread of GaEU on red pines growing on flat land and on slope.
Conditions conducive to an epidemic of Gremmeniella abietina,European race,in red pine plantations
climatic conditions epidemic Pinus resinosa Scleroderris canker
2015/5/6
In North America, Gremmeniella abietina, European race (GaEU), was reported in 1975. Our objective was to follow the spread of GaEU on red pines growing on flat land and on slope. Annual height infect...
Dieback of Austrian pine – the epidemic occurrence of Sphaeropsis sapinea in southern Moravia
Sphaeropsis sapinea dieback Pinus nigra
2015/1/29
In the course of recent years, various cases of Austrian pine dieback of all age classes have occurred in a number of localities. At all localities, Sphaeropsis shoot – killing of pine caused by Sphae...
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 ...
Assessing approaches to climate-change-related policy formulation in British Columbia’s forest sector:The case of the mountain pine beetle epidemic
British Columbia climate change forest management mountain pine beetle epidemic policy process frameworks
2009/2/11
A growing literature considers how the forest management community will have to adapt to future climate change impacts. Recently in this journal, Spittlehouse and Stewart presented a framework for pla...