Observations on the host specificity and biology of Lixus salsolae (Col., Curculionidae), a potential biological control agent of Russian thistle, Salsola tragus (Chenopodiaceae) in North America - Université Clermont Auvergne Accéder directement au contenu
Article Dans Une Revue Journal of Applied Entomology Année : 2003

Observations on the host specificity and biology of Lixus salsolae (Col., Curculionidae), a potential biological control agent of Russian thistle, Salsola tragus (Chenopodiaceae) in North America

Résumé

No-choice host specificity tests were performed on Lixus salsolae Becker (Col., Curculionidae) in a quarantine green house near Montpellier, France. Several varieties of seven species of economic and ornamental plants from six genera of Chenopodiaceae were tested. Adult feeding was observed on almost all test plants and larvae successfully developed on nine of the eleven species/varieties tested. Sex ratio of field-collected overwintering adults was close to 1 : 1. While no-choice tests may indicate a wider host range under field conditions, we no longer consider L. salsolae as a potential biological control agent of Salsola tragus L. (Chenopodiaceae) in North America.

Dates et versions

hal-03092181 , version 1 (01-01-2021)

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R Sobhian, Boris Fumanal, M Pitcairn. Observations on the host specificity and biology of Lixus salsolae (Col., Curculionidae), a potential biological control agent of Russian thistle, Salsola tragus (Chenopodiaceae) in North America. Journal of Applied Entomology, 2003, 127 (6), pp.322-324. ⟨10.1046/j.1439-0418.2003.00761.x⟩. ⟨hal-03092181⟩

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