1. Spatial and temporal patterns of Eriosoma lanigerum (Homoptera: Aphididae) on apple;Asante;Environmental Entomology,1993
2. Bar-Joseph , M. Roistacher , C.N. Garnsey , S.M. Gumpf , D.J. 1981. Proceedings of the International Society of Citriculture 1 419 422
3. Effect of aggregation on the biology of the lotus aphid Rhopalosiphum nymphacaeae (Linn.);Bohidar;Pranikee,1983
4. Cannibalism in Episyrphis balteatus (Dipt. Syrphidae);Branquart;Entomophaga,1997
5. The role of honeydew as an ovipositional stimulant for two species of syrphids;Budenberg;Entomologia Experimentalis et Applicata,1992