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Biological and molecular variability within seven populations of Plutella xylostella (L.) from Benin

Arvanitakis L., Bonal F., Bordat A., Kirk A.A., Bordat D.. 2004. In : Kirk Alan A. (ed.), Bordat Dominique (ed.). Improving biocontrol of Plutella xylostella : Proceedings of the International Symposium, Montpellier, France, 21-24 October 2002. Montpellier : CIRAD, p. 135-139. International Symposium Improving Biocontrol of Plutella xylostella, 2002-10-21/2002-10-24, Montpellier (France).

Plutella xylostella (L). Lepidoptera Plutellidae is the principal pest of Brassicaceae in Benin. Plutella populations from different localities in Benin exhibited differences in biological behaviour. The number of eggs per female and length of oviposition period differed significantly between some populations.

Mots-clés : plutella xylostella; lutte biologique; distribution des populations; stade de développement animal; ponte; comportement; bénin; oviposition

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