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New approaches to control the cabbage whitefly (Aleyrodes proletella) a key pest in cabbage

Project


Project code: 2812NA022
Contract period: 01.06.2013 - 31.12.2016
Budget: 181,121 Euro
Purpose of research: Applied research

1. Aims: New approaches for the control of the cabbage whitefly (Aleyrodes proletella; Hemiptera: Aleyrodidae) in a framework of biological and conventional plant protection measures will be investigated and implemented. As crop plant, Brussels sprouts is selected. 2. Working plan: In this project several known plant protection strategies will be combined and optimised for the control of an emerging pest problem, the cabbage whitefly. Firstly several Brussels sprouts cultivars will be screened for existing resistances against, in order to identify resistant cultivars which can limit population growth of the cabbage whitefly. Secondly a trap-cropping strategy will be used to avoid infestation of the crops and reduce pest pressure within the crops as far as possible. The third measure is the establishment of flower strips near the crop which promote naturally occurring antagonists such as hoverflies, parasitoids, lacewings, ground beetles and ladybugs. These antagonists should be able control the remaining pest populations sufficiently. The last step involves the characterisation of cabbage whitefly endosymbionts by molecular methods. The effect of endosymbionts on fitness of the cabbage whitefly and parasitoids, insect population development and plant resistance will be elucidated to strike a new path in plant protection strategies.

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