Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves

Abstract This study was carried out to predict the effects of yeast culture on growth, intake, and digestibility in vitro of calves for fattening. The trial involved 16 fattening calves divided into two homogeneous groups (n = 8), based on the initial body weight (414 ± 25.1 kg and 416 ± 24.4 kg) (p...

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Main Authors: Omar Maamouri, Mondher Ben Salem
Format: Article
Language:English
Published: Wiley 2021-05-01
Series:Food Science & Nutrition
Subjects:
Online Access:https://doi.org/10.1002/fsn3.2238
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author Omar Maamouri
Mondher Ben Salem
author_facet Omar Maamouri
Mondher Ben Salem
author_sort Omar Maamouri
collection DOAJ
description Abstract This study was carried out to predict the effects of yeast culture on growth, intake, and digestibility in vitro of calves for fattening. The trial involved 16 fattening calves divided into two homogeneous groups (n = 8), based on the initial body weight (414 ± 25.1 kg and 416 ± 24.4 kg) (p = .96) for the control group (C) and the experimental group (Y). The ration is wheat straw and concentrate. Group Y additionally receives a quantity of 10 g/calf/day of yeast culture. The quantity of feed was 5 kg DM/calf/day of wheat straw and 8kg DM/calf/day of concentrate. This trial lasted 112 days. We measure the weights every two weeks with a cattle scale and also the rejected quantities of wheat straw at each measure. A significant increase (p < .01) in total average daily gain (adgT) during the trial was observed at 200g/calf. In addition, an increase (p < .01) in the final weight gain (FWG) was observed at 19 kg/calf for group Y compared with group C. Intake does not vary with the yeast culture. The feed conversion rate (FCR) was lower for group Y compared with group C (7.8 ± 0.2 versus 9.6 ± 0.5, p < .01). We observed a notable increase in ruminal pH for group Y compared with group C.
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spelling doaj.art-aea539cdadcb4eb3a80a8367e644a0fd2023-10-12T12:06:31ZengWileyFood Science & Nutrition2048-71772021-05-01952762276710.1002/fsn3.2238Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calvesOmar Maamouri0Mondher Ben Salem1National Institute of Agronomic Research of Tunisia University of Carthage Manzah TunisiaNational Institute of Agronomic Research of Tunisia University of Carthage Manzah TunisiaAbstract This study was carried out to predict the effects of yeast culture on growth, intake, and digestibility in vitro of calves for fattening. The trial involved 16 fattening calves divided into two homogeneous groups (n = 8), based on the initial body weight (414 ± 25.1 kg and 416 ± 24.4 kg) (p = .96) for the control group (C) and the experimental group (Y). The ration is wheat straw and concentrate. Group Y additionally receives a quantity of 10 g/calf/day of yeast culture. The quantity of feed was 5 kg DM/calf/day of wheat straw and 8kg DM/calf/day of concentrate. This trial lasted 112 days. We measure the weights every two weeks with a cattle scale and also the rejected quantities of wheat straw at each measure. A significant increase (p < .01) in total average daily gain (adgT) during the trial was observed at 200g/calf. In addition, an increase (p < .01) in the final weight gain (FWG) was observed at 19 kg/calf for group Y compared with group C. Intake does not vary with the yeast culture. The feed conversion rate (FCR) was lower for group Y compared with group C (7.8 ± 0.2 versus 9.6 ± 0.5, p < .01). We observed a notable increase in ruminal pH for group Y compared with group C.https://doi.org/10.1002/fsn3.2238calvesgrowthruminal pHyeast culture
spellingShingle Omar Maamouri
Mondher Ben Salem
Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
Food Science & Nutrition
calves
growth
ruminal pH
yeast culture
title Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
title_full Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
title_fullStr Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
title_full_unstemmed Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
title_short Effect of yeast culture feed supply on growth, ruminal pH, and digestibility of fattening calves
title_sort effect of yeast culture feed supply on growth ruminal ph and digestibility of fattening calves
topic calves
growth
ruminal pH
yeast culture
url https://doi.org/10.1002/fsn3.2238
work_keys_str_mv AT omarmaamouri effectofyeastculturefeedsupplyongrowthruminalphanddigestibilityoffatteningcalves
AT mondherbensalem effectofyeastculturefeedsupplyongrowthruminalphanddigestibilityoffatteningcalves