INDUCED BREEDING OF LABEO ROHITA AT NATIONAL FISH SEED FARM
B. R. KIRAN *
DEPARTMENT OF ENVIRONMENTAL SCIENCE, KUVEMPU UNIVERSITY, SHANKARAGHATTA-577 451, INDIA
SANTHOSH KOPPAD *
NATONAL FISH SEED FARM, B.R. PROJECT-577 115, INDIA
E. T. PUTTAIAH *
DEPARTMENT OF ENVIRONMENTAL SCIENCE, KUVEMPU UNIVERSITY, SHANKARAGHATTA-577 451, INDIA
K. P. RAVINDRA KUMAR *
DEPARTMENT OF ENVIRONMENTAL SCIENCE, KUVEMPU UNIVERSITY, SHANKARAGHATTA-577 451, INDIA
*Author to whom correspondence should be addressed.
Abstract
The present paper deals with the induced breeding of Labeo rohita using ovaprim and ovatide (a spawning hormone containing salmon gonadotropin RH and domperidone) under moderate temperature (22-23°C) condition at National Fish Seed Farm. Bhadra Project, Karnataka. Optimum dose. fertilization percentage and hatching percentage have been calculated. The advantage of ovatide in induced breeding of Indian major carp. L. rohita is discussed. Success of the experiment at malnad region has brightened prospects of commercial exploitation of the species in Karnataka.
Keywords: Induced breeding, Labeo rohita, Karnataka