HEMPTINNE, J.-L., A.F.G. DIXON & E. WYSS 2003. Biological control of the rosy apple aphid, Dysaphis plantaginea (Passerini) (Homoptera: Aphididae): learning from the ecology of ladybird beetles. Pp. 33-41 in A.O. SOARES, M.A. VENTURA, V. GARCIA & J.-L. HEMPTINNE (Eds) 2003. Proceedings of the 8th International Symposium on Ecology of Aphidophaga: Biology, Ecology and Behaviour of Aphidophagous ...

allobaccha sapphirina (wiedemann) is newly reported from iran. it was collected during a 2002-2003 survey on natural enemies of diaphorina citri kuwayama (homoptera: psyllidae) in sarbaz, sistan-baluchestan province.

A new species of Oligosita Walker (Chalcidoidea: Trichogrammatidae), O. balcluthae Viggiani et Laudonia n. sp., is described as a parasitoid of the eggs of Balclutha brevis Lindberg (Homoptera: Cicadellidae) associated with crimson fountain grass, Pennisetum setaceum (Poaceae) in Italy. Morphological features and biology of the new species are discussed and illustrated. The 28S-D2 and ITS2 regi...

Efficacy of Beauveria bassiana (Hyphomycetes) for control of Russian wheat aphid (Homoptera: Aphididae) on resistant wheat under field conditions Justin L. Hatting a; Stephen P. Wraight b;Ray M. Miller c a Agricultural Research Council Small Grain Institute, Bethlehem, South Africa b Plant Protection Research Unit, USDA-ARS, Ithaca, NY, USA c Pietermaritzburg, University of Kwa Zulu-Natal, Scot...

An electron microscopic investigation of the Malpighian tubules of a leaf hopper, Macrosteles fascifrons, shows that these organs comprise three quite distinct cell types, and the structure of these and of the mid- and hindgut epithelial cells is described. In particular, a comparison is made between the organization of the basal and apical surfaces of cells in the Malpighian tubule and in the ...