1. ARAKAWA, R. (1982) Reproductive capacity and amount of host-feeding of Encarsia formosa Gahan (Hymenoptera, Aphelinidae). Z. ang. Ent. 93 : 175-182.
2. CHRISTOCHOWITZ, E. E., N. VAN DER FLUIT and J. C. VAN LENTEREN (1981) Rate of development and oviposition frequency of Trialeurodes vaporariorum, Encarsia formosa (two strains) and E. tricolor at low glasshouse temperatures. Med. Fac. Landbouww. Rijksuniv. Gent 46 : 477-485.
3. HOSODA, A. and K. NABA (1979) Studies on the biology and control of the greenhouse whitefly, Trialeurodes vaporariorum (Westwood). 6. Life tables of the greenhouse whitefly in various habitats and seasons. Bull. Hiroshima Agric. Exp. Stn. 41 : 69-85 (In Japanese with English summary).
4. KAJITA, H. (1981) Native parasites of the greenhouse whitefly, Trialeurodes vaporariorum (Westwood) in Japan and results of first use as biological control agents. Z. ang. Ent. 92 : 457-464.
5. KAJITA, H. and J. C. VAN LENTEREN (1982) The parasite-host relationship between Encarsia formosa (Hymenoptera : Aphelinidae) and Trialeurodes vaporariorum (Homoptera : Aleyrodidae). XIII. Effect of low temperature on egg maturation of Encarsia formosa. Z. ang. Ent. 93 : 430-439.