Effect of vitamin niacin (B3) on growth, blood biochemical and body composition Sterliad (Acipenser ruthenus)

To determine the effects of vitamin B3 on growth and body composition blood of children Sterliad (Acipenser ruthenus) are cultured and Breeding Centre and Shahid Beheshti restocking dam was barricaded. Six diets containing different amounts of vitamin B3 50,40,30,20,10,0 mg per kg of dry food to feed the fish for 8 weeks was considered of Sterliad. A total of 100 fish of sterliad with an average weight of 50 g to 18 fiberglass tub was introduced. The fish were fed daily at the rate of 5% of body weight. The results showed that the treatments in terms of weight, condition factor, growth rate and final length there were no significant differences (P>0.05) But no significant difference was observed in the daily growth (P