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Effect of different levels of niacin and zinc on productive performance of broilers | ||
| Euphrates Journal of Agriculture Science | ||
| Article 1, Volume 6, Issue 1, 2014, Pages 81-89 | ||
| Abstract | ||
| Abstract: The research was conducted to investigate the effect of different levels of niacin with zinc on productive performance of Results illustrated that addition of niacin and zinc caused a significant increase of mean body weights of broiler especially in the 7th(2340.0gm) and 8th treatments(2342.5gm) as well as weight gains which were improved significantly especially in the 3rd and 7th treatments which represented1640.0gm and (1597.5gm) Moreover , it was noticed that addition of niacin alone in the 3rd treatment or niacin with zinc in the 6th treatments which represented 1260.0 and 1250.0gm, in other hand the 5th treatment represented1160.0gm.The use of niacin and zinc together led to higher feed intake with significant improvement of feed conversion rate . | ||
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