Rajendra Singh (Aphid-Biocontrol Laboratory; Department of Zoology; University of Gorakhpur; Gorakhpur - 271009; INDIA).

Current projects: "Faunistic survey of aphids and their aphidiine parasitoids in terai belt of N.E. Uttar Pradesh to explore the possible biological control agent against the aphids of economic importance. Factors affecting life-table of and sex allocation by an aphid parasitoid Lysiphlebus delhiensis (Subba Roa & Sharma). (Editor's note: In some of the responses that I received I came across the name Aphidiidae; I have exercised my editorial powers and changed these to Aphidiinae).

Special interests: Biology of aphid parasitoids and their intertrophic relationships.

Cooperation: Dr. Singh would like to 'exchange ideas and materials about aphids, their parasitoids, hyperparasitoids.'