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Geostatistical simulation of bark beetle infestation for forest protection purposes
bark beetle geostatistics probability maps
2015/3/16
Geostatistical analysis of bark beetle activity and its use for the improvement of pest control measures are presented. Data on the volume of salvage timber felling due to bark beetle infestation for ...
Initial Stage of an Infestation of Platypus quercivorus (Coleoptera: Platypodidae) in a Secondary Forest Dominated by Quercus serrata and Quercus variabilis
diameter at breast height Platypus quercivorus Quercus serrata Quercus variabilis Satoyama
2009/8/28
We surveyed the initial stage of a Platypus quercivorus infestation in a secondary forest dominated by Quercus serrata and Q. variabilis. Forty-three of 646 Q. serrata and 49 of 645 Q. variabilis tree...
Infestation of the Japanese Giant Weevil,Sipalinus gigas (Fabricius),on Sawed Timber of the Japanese Red Pine
boring damage Japanese red pine sawed timber Sipalinus gigas water content
2009/8/24
The occurrence of boring by Sipalinus gigas in sawed timber of the Japanese red pine, Pinus densiflora, set in P. densiflora stands at Shiojiri, Nagano Prefecture and Morioka, Iwate Prefecture was exa...
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...
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-...