1. F. Engelmann,The Physiology of Insect Reproduction (Pergamon Press, Oxford 1970), p. 320.
2. J. S. Bentur andS. B. Mathad, Indian J. exp. Biol.11, 570 (1973).
3. J. S. Bentur andS. B. Mathad, Abstr. Symp. Oriental Ent., Calcutta (1973), p. 32
4. J. S. Bentur andS. B. Mathad, J. Karnatak Univ. Sci.19, 80 (1974).
5. S. B. Mathad andK. Dakshayani, Ann. ent. Soc. Am.65, 282 (1972).