This study was carried out to evaluate the qualitative status of chemical analysis including moisture, crude protein, crude ash, crude fat, NDF, (Insoluble fibers in neutral detergent) and ADF. (Insoluble fibers in acidic detergent), and the possibility of aflatoxin and mold contamination in fattening salmon feed used in fish farms in Fars province and fish feed supply factories. The obtained d...

This study aimed to determine the fat requirement and effect of dietary fat levels on growth and body composition indices of Bester (Huso huso ♀ × Acipenser ruthenus ♂) juveniles( 200.3 ± 2 g) in winter feeding. Fish were fed by 5 isonitrogenous diets (40% crude protein) with different fat levels including 10, 13, 16, 19 and 22%, 3 times daily according to the satiation for 50 days. The results...

The aim of this study was to evaluate the in vitro effect of coating soybean meal and canola meal with different fat sources on ruminal degradability and intestinal digestibility, as well as, the in vivo digestibility. For this purpose, calcium salt of omega-3, calcium salts of unsaturated fatty acids and prilled fat were used for coating. To determine ruminal degradability, three lactating Hol...

One of the challenges facing the increasing growth of the aquaculture industry in the last decade is paying attention to the production of economical aquafeeds. Fishmeal as a source of protein required by aquatic species faces problems such as price increment, quality fluctuation and the presence of various chemical and microbial contaminants. Therefore, attention to the use of alternative prot...

Background and objectives: Plant properties and forage value of lathyrus rotundifolius, was assessed in Namin rangeland. Persian everlasting pea is belonged to legume family and it is a wild plant that grow at Heyran and Fandoghlo region in Ardebile province of Iran. Based on local residents experience, they consider the forage of this plant as one of the best forage and collect it for livestoc...