Natural parasitism of the European corn borer eggs Ostrinia nubilalis Hbn. (Lep., Pyralidae) by Trichogramma in Slovakia -- need for field releases of the natural enemy.

Authors :: Cagán, L.
Tancik, J.
Hassan, S.
Source :: Journal of Applied Entomology. Sep98, Vol. 122 Issue 6, p315. 4p. 1 Chart.
Publication Year :: 1998
Abstract: Examines the natural parasitism of the European corn borer by Trichogramma in 1993 to 1996 in south-western Slovakia. Average percentage of egg parasitism Recommendation of release of mass reared Trichogramma to insure predictable biological control of the pest; Identification of egg parasitoid species.

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