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Merocoenoses of cambioxylophagous insect fauna of Norway spruce (Picea abies [L.] Karst.) with focus on bark beetles (Coleoptera: Scolytidae) and types of tree damage in different gradation conditions
bark beetles the Beskids Central Europe merocoenoses Norway spruce, Picea abies tree damage
2015/3/19
Research on merocoenoses of cambioxylophagous insect fauna of Norway spruce (Picea abies [L.] Karst.) was carried out in spruce stands of different age in the area with an endemic population (Moravian...
Spatial distribution of four spruce bark beetles in north-western Slovakia
infested spruces spatial distribution kriging
2015/3/6
Infestation density of four the most common spruce bark beetle species was estimated on 15 study sites (10 trees per site) in the Kysuce model region in 2006. Five half-metre long sections of the stem...
Insect pathogens with special reference to pathogens of bark beetles (col.,Scolytidae: Ips typographus L.).Preliminary results of isolation of entomopathogenic fungi from two spruce bark beetles in Slovenia
insect pathogens beetles pathogens entomopathogenic fungi Scolytidae Ips typographus
2009/11/26
This paper deals with the most important groups of insect pathogens, i.e. viruses, bacteria, fungi, nematodes and protozoans (microsporidia). We describe their basic characteristics, virulence, method...
Evaluation of two harvesting systems for the supply of wood-chips in Norway spruce forests affected by bark beetles
biomass wood-chips Picea abies bark beetle
2009/2/7
For sanitary reasons, spruce trees affected by bark beetles (Ips typographus L.) should be re¬moved out of the stand as soon as possible, to avoid the propagation of the beetles to healthy trees. ...