Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings
Background and Aim: The use of antibiotics is prohibited in poultry feeding in many countries worldwide, which has resulted in the emergence of antibiotic-resistant bacteria. Therefore, probiotic supplements are a good alternative in these circumstances. Probiotics, including Bifidobacterium adolesc...
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Veterinary World
2022-04-01
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Series: | Veterinary World |
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Online Access: | http://www.veterinaryworld.org/Vol.15/April-2022/25.pdf |
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author | Ayrat Khabirov Ruzil Avzalov Gulnara Tsapalova Alexandra Andreeva Almaz Basharov |
author_facet | Ayrat Khabirov Ruzil Avzalov Gulnara Tsapalova Alexandra Andreeva Almaz Basharov |
author_sort | Ayrat Khabirov |
collection | DOAJ |
description | Background and Aim: The use of antibiotics is prohibited in poultry feeding in many countries worldwide, which has resulted in the emergence of antibiotic-resistant bacteria. Therefore, probiotic supplements are a good alternative in these circumstances. Probiotics, including Bifidobacterium adolescentis and Lactobacillus acidophilus, can reduce the development of resistance and stimulate the growth of broiler ducklings. This study aimed to evaluate properties of the probiotic supplement containing these bacteria.
Materials and Methods: We studied the response of broiler ducklings to the addition of a dietary probiotic supplement containing lactobacilli and bifidobacteria until they reached 7 weeks of age. All birds participating in the experiment received probiotic supplements on days 1-7, 15-21, 29-35. The state of the ducklings was assessed on day 21. At the age of 21 and 42 days, 4-5 ml of blood was drawn from the wing vein of 10 randomly selected birds (5 in each group). Blood samples were analyzed for total protein, concentration of glucose, hemoglobin, calcium and inorganic phosphorus, as well as the number of erythrocytes and leukocytes. Enzymatic calorimetric method, molybdate method, and haemocytometry according to Nutt method and haemoglobin cyanide method were used to analyze blood samples.
Results: The live weight of the experimental ducklings increased by 5.0%, showing a positive effect of probiotic supplementation, whereas their feed consumption per kilogram of weight gain decreased. Their hemoglobin content and red blood cell count increased. Although the number of lactobacilli and bifidobacteria increased, the number of Escherichia coli cells decreased 2.15-fold (p<0.05). The addition of the probiotic supplement contributed to improving the digestibility of protein and fat by 1.6%, fiber by 3.4%, and nitrogen-free extractive substances by 4.7%. The broiler ducklings had high meat quality indicators, including dressing percentage, which increased by 5.4%, whereas the fat content decreased by 1.3%.
Conclusion: The introduction of the probiotic supplement in the diet of broiler ducklings improved their growth indicators and increased the number of lactobacilli and bifidobacteria while decreasing the number of E. coli cells in the intestine. It not only improved the meat quality but also increased the profit from $0.392 per bird in the control group to $0.472 per bird in the experimental group. Therefore, this probiotic supplement is a good alternative for raising ducklings in large enterprises and farms. The study limitations may be that the results are only applicable to broiler ducklings. The use of lactobacilli may yield different results in other bird breeds or broiler ducklings in different age groups. |
first_indexed | 2024-04-14T07:19:03Z |
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spelling | doaj.art-cc30cafdc73b48188d65cde0114704162022-12-22T02:06:14ZengVeterinary WorldVeterinary World0972-89882231-09162022-04-01154998100510.14202/vetworld.2022.998-1005Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklingsAyrat Khabirov0https://orcid.org/0000-0001-7045-3062Ruzil Avzalov1https://orcid.org/0000-0002-1084-4536Gulnara Tsapalova2https://orcid.org/0000-0002-7871-8034Alexandra Andreeva3https://orcid.org/0000-0002-1947-9600Almaz Basharov4https://orcid.org/0000-0002-1997-8557Department of Physiology, Biochemistry and Feeding Animals, Federal State Budgetary Educational Establishment of Higher Education "Bashkir State Agrarian University," Ufa, Russian Federation.Department of Physiology, Biochemistry and Feeding Animals, Federal State Budgetary Educational Establishment of Higher Education "Bashkir State Agrarian University," Ufa, Russian Federation.Department of Physiology, Biochemistry and Feeding Animals, Federal State Budgetary Educational Establishment of Higher Education "Bashkir State Agrarian University," Ufa, Russian Federation.Department of Physiology, Biochemistry and Feeding Animals, Federal State Budgetary Educational Establishment of Higher Education "Bashkir State Agrarian University," Ufa, Russian Federation.Department of Physiology, Biochemistry and Feeding Animals, Federal State Budgetary Educational Establishment of Higher Education "Bashkir State Agrarian University," Ufa, Russian Federation.Background and Aim: The use of antibiotics is prohibited in poultry feeding in many countries worldwide, which has resulted in the emergence of antibiotic-resistant bacteria. Therefore, probiotic supplements are a good alternative in these circumstances. Probiotics, including Bifidobacterium adolescentis and Lactobacillus acidophilus, can reduce the development of resistance and stimulate the growth of broiler ducklings. This study aimed to evaluate properties of the probiotic supplement containing these bacteria. Materials and Methods: We studied the response of broiler ducklings to the addition of a dietary probiotic supplement containing lactobacilli and bifidobacteria until they reached 7 weeks of age. All birds participating in the experiment received probiotic supplements on days 1-7, 15-21, 29-35. The state of the ducklings was assessed on day 21. At the age of 21 and 42 days, 4-5 ml of blood was drawn from the wing vein of 10 randomly selected birds (5 in each group). Blood samples were analyzed for total protein, concentration of glucose, hemoglobin, calcium and inorganic phosphorus, as well as the number of erythrocytes and leukocytes. Enzymatic calorimetric method, molybdate method, and haemocytometry according to Nutt method and haemoglobin cyanide method were used to analyze blood samples. Results: The live weight of the experimental ducklings increased by 5.0%, showing a positive effect of probiotic supplementation, whereas their feed consumption per kilogram of weight gain decreased. Their hemoglobin content and red blood cell count increased. Although the number of lactobacilli and bifidobacteria increased, the number of Escherichia coli cells decreased 2.15-fold (p<0.05). The addition of the probiotic supplement contributed to improving the digestibility of protein and fat by 1.6%, fiber by 3.4%, and nitrogen-free extractive substances by 4.7%. The broiler ducklings had high meat quality indicators, including dressing percentage, which increased by 5.4%, whereas the fat content decreased by 1.3%. Conclusion: The introduction of the probiotic supplement in the diet of broiler ducklings improved their growth indicators and increased the number of lactobacilli and bifidobacteria while decreasing the number of E. coli cells in the intestine. It not only improved the meat quality but also increased the profit from $0.392 per bird in the control group to $0.472 per bird in the experimental group. Therefore, this probiotic supplement is a good alternative for raising ducklings in large enterprises and farms. The study limitations may be that the results are only applicable to broiler ducklings. The use of lactobacilli may yield different results in other bird breeds or broiler ducklings in different age groups.http://www.veterinaryworld.org/Vol.15/April-2022/25.pdfmetabolismmicrobiocenosispekin ducksprobiotic supplementationproduction |
spellingShingle | Ayrat Khabirov Ruzil Avzalov Gulnara Tsapalova Alexandra Andreeva Almaz Basharov Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings Veterinary World metabolism microbiocenosis pekin ducks probiotic supplementation production |
title | Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings |
title_full | Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings |
title_fullStr | Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings |
title_full_unstemmed | Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings |
title_short | Effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes, litter microbiocenosis, and production indicators of broiler Pekin ducklings |
title_sort | effect of a probiotic containing lactobacilli and bifidobacteria on the metabolic processes litter microbiocenosis and production indicators of broiler pekin ducklings |
topic | metabolism microbiocenosis pekin ducks probiotic supplementation production |
url | http://www.veterinaryworld.org/Vol.15/April-2022/25.pdf |
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