Die neuesten Erkenntnisse der forstlichen Entomologie in der Tschechoslowakei

@article{Martinek2005DieNE,
  title={Die neuesten Erkenntnisse der forstlichen Entomologie in der Tschechoslowakei},
  author={Vladislav Martinek},
  journal={Anzeiger f{\"u}r Sch{\"a}dlingskunde},
  year={2005},
  volume={37},
  pages={1-7}
}
  • V. Martinek
  • Published 2005
  • Biology
  • Anzeiger für Schädlingskunde
SummaryPresent development of forestry entomology in the ČSSRThis article gives an outline on the occurrence of the more important harmful forest insects in the ČSSR in the year 1950–1962 and on the results of their study. The Norway spruce suffered from the year 1954 notably byIps typographus L. The control was based on insecticides, studies included optimal density of natural regeneration at the mass propagation etc. It was found, for instance, that typical density borings in bark (151–300… 
Outbreaks of Tomostethus nigritus (Fabricius, 1804) (Hymenoptera, Tenthredinidae) on Fraxinus angustifolia ‘Raywood’ in Belgium
TLDR
It is shown here that outbreaks can occur on non-endemic trees such as F. angustifolia, and that the species is able to spread quickly using city infrastructure, as well as if the species dramatically declines in numbers after reaching its peak population level.
Probleme und Ergebnisse der Forstentomologie in der CSSR im letzten Jahrzehnt
  • V. Martinek
  • Philosophy
    Anzeiger für Schädlingskunde, Pflanzen- und Umweltschutz
  • 2006
ZusammenfassungIm letzten Jahrzehnt kam es in der ČSSR zur Übervermehrung einer Reihe von Schadinsekten der Waldholzarten, vor allem als Folge der physiologischen Schwächung der Bestände durch