Prof. N.K.Agarwal did M.Sc. in 1983, Ph.D. in 1989 on Reproductive biology of fish and presently teaching development biology, endocrinology and fish biology at UG & PG level in HNB Garhwal Central University. Prof. Agarwal is actively engaged in research on coldwater fish biology for the last 30 years. Six students have obtained Doctorate degree under his supervision and guidance on various aspects of fish reproductive biology and riverine ecology. He has developed cryopreservation protocol for snowtrout sperm, induced breeding technique for snowtrout through hormone injection, artificial fertilization and insitu hatching technique for snowtrout seed production in hillstreams. He has mo...