Thrips tabaci Lindeman (Thysanoptera, Thripidae) in leek: symptoms, distribution and population estimates

@article{Theunissen1991ThripsTL,
  title={Thrips tabaci Lindeman (Thysanoptera, Thripidae) in leek: symptoms, distribution and population estimates},
  author={J. Theunissen and H. Legutowska},
  journal={Journal of Applied Entomology},
  year={1991},
  volume={112}
}
The onion thrips, Thrips tabaci Lindeman is a major pest of leek (Allium porrum L.) in Europe. To develop supervised control methods for pests and diseases in vegetable crops such as leek more information is needed on the within‐field distribution and population levels of pests. For the onion thrips various methods of assessing population levels in leek have been tested and compared during one cropping season. The distribution of larvae in the field is more clustered than that of the adults… Expand
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