Казанский (Приволжский) федеральный университет, КФУ
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ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
EFFECT OF BACTERIAL SERINE PROTEINASE ON GROWTH PERFORMANCE AND NUTRIENT DIGESTIBILITY IN BROILERS
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2021
Языканглийский
  • Корягина Анастасия Олеговна, автор
  • Лутфуллин Марат Тафкилевич, автор
  • Лутфуллина Гузель Фанисовна, автор
  • Марданова Айслу Миркасымовна, автор
  • Рудакова Наталья Леонидовна, автор
  • Смоленцев Сергей Юрьевич, автор
  • Шарипова Маргарита Рашидовна, автор
  • Библиографическое описание на языке оригинала Effect of bacterial serine proteinase on growth performance and nutrient digestibility in broilers / A.O. Koryagina, N.L. Rudakova, S.Y. Smolentsev, G.F. Khadieva, M.T.Lutfullin, A.M. Mardanova, M.R. Sharipova // Internetional journal of research in pharmaceutical sciences. – 2021. – V.12, №1. – P.262-273. Doi https://doi.org/10.26452/ijrps.v12i1.3988
    Аннотация We evaluated the effect of adding subtilisin-like Bacillus pumilus proteinase to the diet of Hubboard broiler chickens on growth, digestibility of feed nutrients, blood characteristics, meat quality and histological parameters. One hundred and eighty broiler chickens were divided into 6 groups and received 2 feed rations from 0 to 35 days. The diet was either a basic diet without additives (BD) or a basic diet supplemented with B. pumilus proteinase at a concentration of 10 units/kg feed. We found that the addition of proteinase did not adversely (P < 0.05) affect the blood counts of broilers throughout the experiment. In the balanced experiment, we showed that with the addition of the microbial enzyme, the digestibility of the organic matter of the broilers diet increases considerably (P < 0.05). Veterinary sanitary examination and histological studies led to the conclusion that the broiler meat of the experimental group complies with Russian state standards (GOST) for fresh meat of good quality. It was established that the addition of proteinase to the main diet for broilers enhances the digestibility of the organic and mineral components of the broiler feed ration and reduces the amount of feed consumed.
    Ключевые слова Broiler, Subtilisin-Like Serine Proteinase, Bacillus Pumilus, Food Supplement, Nutrient Digestibility, Productivity
    Название журнала Internetional journal of research in pharmaceutical sciences
    URL https://doi.org/10.26452/ijrps.v12i1.3988
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