Hassani M, Zimmermann G and Vidal S (2000): Paecilomyces fumosoroseus: Efficacy against the cotton pests Spodoptera littoralis (Lepidoptera: Noctuidae), Helicoverpa armigera (Lepidoptera: Noctuidae) and Aphis gossypii (Homoptera: Aphididae) and effect of temperature on germination and mycelial growth. Bulletin OILB/SROP 23: pp. 217-221.

Hildebrands A, Thieme T and Vidal S (2000): Which factors govern the host preference of aphid parasitoids when offered host races of an aphid species? In: Austin A & Dowton M (eds): Hymenoptera: Evolution, biodiversity and biological control; CSIRO Publishing, Canberra, pp. 359-370.

Lale NES and Vidal S (2000): Mortality of different developmental stages of Callosobruchus maculatus (F.) and Callosobruchus subinnotatus (Pic.)(Coleoptera: Bruchidae) in bamabara groundnut Vigna subterranea (L.) Verdcourt seeds exposed to simulated heat. Journal of Plant Diseases and Protection 107: pp. 553-559.

Lehrer AT, Dugassa-Gobena D, Vidal S and Seifert K (2000): Transport of resistance-inducing sterols in phloem sap of barley. Zeitschrift für Naturforschung 55c: pp. 948-952.

Leopold J and Ulber B (2000): Randstreifen als Lebensraum: Abundanz und Dispersion der Laufkäferfauna sowie der Einfluss auf den Blattlausbefall in Winterweizen. In: Steinmann, H.-H., Gerowitt, B. (Hrsg.): Ackerbau in der Kulturlandschaft: Funktionen und Leistungen - Ergebnisse des Göttinger INTEX-Projektes. Mecke Verlag, Duderstadt: pp. 157-185.

Ulber B 2000: Bibliography of parasitoid species and levels of parasitism of rape stem weevil Ceutorhynchus napi Gyll. and cabbage stem weevil Ceutorhynchus pallidactylus (Mrsh.). IOBC/wprs Bulletin 23 (6): pp. 131-134.