1. Anon. 1969. Insect-pest management and control. National Academy of Sciences, Washington. 508 pp.
2. Anon. 1983. Agricultural chemicals approval scheme: Approved products for farmers and growers. Ministry of Agriculture, Fisheries and Food, HMSO, London. 246 pp. (revised annually)
3. Pest management with insect sex attractants and other behaviour-controlling chemicals;Beroza,1976
4. Insecticide resistance in arthropods;Brown,1971
5. Microbial control of insects and mites;Burges,1971