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Sawflies were collected in the northeast of the Czech Republic using Townes type Malaise traps. Traps were placed in eleven young Norway spruce (Picea abies) forests during the period from 1998 to 1...
Notopygus bicarinatus Teunissen, 1953 is parasitoid of web-spinning sawflies of the genus Cephalcia. This species was found near Větrny Jeníkov. The first record from Bohemia including Cephalcia laric...
Five types of stand stages (clearings-samplings, plantations, thinnings, thickets, and mature forests) of spruce forests were examined at the foothills of the Jizerské hory Mts. in summer 2005 and 200...
A study conducted in 1999–2000 in 6 compartments of the Chełmowa Góra forest reserve, situated in the Świętokrzyskie Mountains, was aimed at harmful insects infesting cones and seeds ...
A study of diprionids associated with spruce was done at 31 sites of the eastern part of the Czech Republic in 1988–2003. In total 45 specimens belonging to Gilpinia abieticola (6 specimens), G. hercy...
The Hymenoptera (Aculeata) fauna was studied in birch stands (Betula pendula Roth) of colder areas of Northern Bohemia using the method of Moericke’s yellow traps. Altogether 159 species were trapped;...

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