Weerakoon D.E.M. Induced Spawning of Two Major Species of Chinese Carps, Ctenopharyngodon idellus and Aristychthys nobilis in Sri Lanka - Colombo 15 : NARA, 1979 - P.55-62 - Bulletin of the Fisheries Research Station Sri Lanka (Ceylon) ; Vol.29 Nos. 1 and 2 . Subjects--Topical Terms: Aquatic Sciences