Paper 64. M. A. Zaher, K. K. Shehata, H. El-Khatib. 1979. Population density effects on biology of Tetranychus arabicus, the common spider mite in Egypt. Pages 507-509. In: J. G. Rodriguez (editor).

Recent Advances in Acarology. Volume I of 2. Proceedings of the V International Congress of Acarology, August 6-12, 1978 at Michigan State University, East Lansing, Michigan, New York: Academic Press, 631 pages.

Keywords: biocontrol, mite predator, population ecology, three density levels of T. arabicus were employed by confining 1-15 larvae or adult females to common bean (Phaseolus vulgaris) leaves in a circular arena of tanglefoot, crowding prolonged the duration of immature development, but overcrowding shortened this period