发酵缩剂对乳头发酵,乳头和便微生物群以及肉牛生长表现的影响
Seul Lee1, Chae Hwa Ryu1, Youl Chang Back1
1Animal Nutrition and Physiology Division, National Institute of Animal Science, Rural Development Administration, Wanju 55365, Republic of Korea.
Animals : an open access journal from MDPI
|December 9, 2023
概括
发酵缩剂 (TRT) 没有影响肉牛的生长,但改变了乳头发酵和微生物组成. TRT增加了小的pH值,乙酸和酸的比率,以及有益的细菌,表明潜在的健康益处.
科学领域:
- 动物科学动物科学
- 类动物营养 类动物营养
- 微生物组研究 微生物组研究
背景情况:
- 发酵料越来越多地被用于牲畜.
- 了解它们对牛体健康和微生物群的影响至关重要.
研究的目的:
- 为了评估发酵缩剂 (TRT) 与常规缩剂 (CON) 对韩国牛的影响.
- 评估对生长,皮发酵和微生物群体的影响.
主要方法:
- 与八只韩国牛进行交叉研究设计.
- 分析料成分,皮发酵参数和微生物概况.
- 对TRT和CON饮食的比较.
主要成果:
- 在TRT和CON饮食之间,动物生长指标没有显著差异.
- TRT饮食降低了快速降解的碳水化合物的消化能力,增加了小肠中的pH值,并提高了乙酸与酸的比率 (p < 0.05).
- TRT增加了乳酸细菌,细菌,酵母,有机酸,拉克诺斯皮拉属,细菌类和便阿克尔曼西亚 (p < 0.05).
结论:
- 发酵缩剂改变了牛的反发酵和微生物组成.
- 观察到的微生物变化表明宿主免疫功能和健康的潜在改善.
- 建议进一步研究发酵缩物在牛食中的长期影响.
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