Datasets
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Pine insects along elevational gradients
The colonization of cut pine stems by wood-inhabiting insects was investigated at various elevations. The study sites were located in the regions of Aosta Valley (Italy), Valais... -
Diversity of ground beetles and spiders as well as cynipid oak gall formation...
In the dry Pfynwald forest a long-term experiment of WSL was initiated in 2003 with a set of irrigated and non-irrigated plots. Forest Entomologie WSL made several... -
Plant-mediated effects of heavy metals and acid rain on feeding aphids and ca...
In controlled model forest ecosystems young trees were exposed to heavy metals in the soil and to acid precipitation. On spruce trees Lymantria monacha caterpillars and Cinara... -
Monitoring of Lymantria dispar, Lymantria monacha and Zeiraphera griseana and...
The population dynamics of eruptive moths were monitored with pheromone traps and the composition of the larvae's foodplants were analyzed for water content, nitrogen and total... -
Temperature-dependent development and oviposition of the spruce bark beetle I...
Ips typographus was reared in climate chambers at constant temperatures of 12, 15, 20, 25, 30 and 33°C. Developmental times from egg to teneral beetle stages and daily... -
Emergence dynamics of natural enemies of spruce bark beetles
In an expanding bark beetle (Ips typographus) infestation spot emergence traps were installed on the stems of newly infested spruce trees capturing all emerging insects during... -
Infestation of Scots pines with different vitalities by bark and wood boring ...
After a major dieback of Scots pines in the Valais, an inner Alpine valley in Switzerland, the colonization of differently vigorous pines by stem and branch insects was... -
Dynamics of insect natural enemies of bark beetles
In 1994 a large area of mountain spruce forest was infested by the European spruce bark beetle (Ips typographus) in the Gandberg forest near Schwanden, canton Glarus,... -
Survey of spruce seed and cone insects in Switzerland
In 1989 a nation-wide survey on spruce seed and cone insects was carried out at 29 locations distributed across the 5 main geographic regions of Switzerland. The cones were...