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Effect of stocking density on the growth, survival and yield of carp fry reared in pens

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Optimal stocking density of Catla catla and Labeo rohita fry in pen based nursery management system in reservoirs had been evaluated in the present study. The study was conducted in four selected sites i.e. Bendharwadi, Savarli-1, Savarli-2 and Dighad in Dimbhe reservoir, Pune District, Maharashtra. C. catla and L. rohita fry of 48-57 mm and 5.5-5.6 g were stocked in the ratio of 1:1 and reared for 55 days under four stocking densities: 11.5, 12, 12.5 and 16 fry per m2 respectively in pens installed in Savarli-2, Bendharwadi, Dighad and Savarli-1sites.

Int.J.Curr.Microbiol.App.Sci (2017) 6(4): 641-648 International Journal of Current Microbiology and Applied Sciences ISSN: 2319-7706 Volume Number (2017) pp 641-648 Journal homepage: http://www.ijcmas.com Original Research Article https://doi.org/10.20546/ijcmas.2017.604.079 Effect of Stocking Density on the Growth, Survival and Yield of Carp Fry Reared in Pens Atish Mahendra Mane1*, Dharmendra Meena2, Tincy Varghese1 Karthireddy Syamala3 and A P Muralidhar3 ICAR-Central Institute of Fisheries Education, PanchMarg, Yari Road, Andheri (w), Mumbai, Maharashtra-400 061, India ICAR-Central Inland Fisheries Research Institute, Monirampur (Post), Barrackpore, Kolkata, West Bengal - 700 120, India ICAR-Central Institute of Fisheries Education, Kakinada centre, Kakinada, Andhra Pradesh-533 001, India *Corresponding author ABSTRACT Keywords Pen culture, Carp fry, Stocking density, Growth, Survival Article Info Accepted: 06 March 2017 Available Online: 10 April 2017 Optimal stocking density of Catla catla and Labeo rohita fry in pen based nursery management system in reservoirs had been evaluated in the present study The study was conducted in four selected sites i.e Bendharwadi, Savarli-1, Savarli-2 and Dighad in Dimbhe reservoir, Pune District, Maharashtra C catla and L rohita fry of 48-57 mm and 5.5-5.6 g were stocked in the ratio of 1:1 and reared for 55 days under four stocking densities: 11.5, 12, 12.5 and 16 fry per m2 respectively in pens installed in Savarli-2, Bendharwadi, Dighad and Savarli-1sites During the experimental period, the fishes were fed with 36 % protein diet twice daily at the rate of 2-3% body weight All the water quality and soil quality parameters were within the acceptable range in all the pen culture sites At the end of experiment there was significant difference was (p

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