National Repository of Grey Literature 3 records found  Search took 0.00 seconds. 
Selected aspects of bionomy in the Northern spruce bark beetle, Ips duplicatus (Sahlberg), and their importance for management of this pest
Doležal, Petr ; Davídková, Markéta
The report aims to adjust protective measures to reduce the spread of Norway spruce bark beetle. All adjustments to methodological approaches are based on the results of field and laboratory research.
Diapause in the Northern spruce bark beetle, Ips duplicatus (Sahlberg)
Doležal, Petr ; Davídková, Markéta
The report summarizes results on diapause of the Northern spruce bark beetle. The studies were carried in the laboratory and in the field - North Moravia.
Cold resistance and overwintering survival in the northern spruce bark beetle, Ips duplicatus (Sahlberg.)
Doležal, Petr ; Davídková, Markéta
The study summarizes results on cold resistance and overwintering survival in the northern spruce bark beetle. The experiments were carried out in both outdoor (eight localities in the Czech Republic) and laboratory conditions in 2014, 2015 and 2016. Changes of levels of cryoprotective compounds, supracooling points and dessication of overwintering adults were assessed.\n