Sobhana, S., and Balakrishnan Nair, 1986: On the Breeding Biology of Glyphidrilus annandalei Michaels (Haplotaxida: Glossoscolecidae) and its Relation to the Various Physical and Chemical Factors.-Int. Revue ges. Hydrobiol. 71 (1): 139–141.–1 tab., 3 ref

On the Breeding Biology of Glyphidrilus

On the Breeding Biology of Glyphidrilus annandalei MICHAELSON (Haplotaxida: Glossoscolecidae) and its Relation to the Various Physical and Chemical Factors

✍ S. Sobhana; N. Balakrishnan Nair 📂 Article 📅 1986 🏛 John Wiley and Sons 🌐 English ⚖ 216 KB

## G l y p h i d d m nnnandalei MICHAELSON exhibits a pronounced breeding period extending from September t o Xovember. Breeding individuals achieve their maximum frequency in September, when 50 per cent of the whole population was with fully developed clitellum. Studies 011 the physical and chemi