FRANDON , Jacques

The introduction of the single release method for trichogramma used against the European corn borer in France, has allowed a dramatically increase of treated corn areas from 32.000 ha in 1997 to more than 65.000 ha in 2001. This technique is supported by a favourable context at the moment, however its development is mainly due to continuous...

Le nouveau ravageur des tomates, Tuta absoluta, peut provoquer des dégâts considérables s'il n'est pas efficacement contrôlé, et ce, dès le début des infestations. La stratégie de lutte actuelle en protection intégrée repose essentiellement sur la prophylaxie, la capacité des punaises mirides lâchées contre les aleurodes à se nourrir aux dépens...

The use of biological control agents in Integrated Pest Management programs has increased in the last decades, but may be affected by antagonistic effects generated by the accumulation of some pesticides and other chemicals. The objective of this study was to evaluate the performance of Trichogramma cordubensis (Hymenoptera: Trichogrammatidae),...