发酵模式,甲产量和微生物种群在体外条件下从两种非传统的料资源中获得,这些资源被纳入动物的食中
Karina A Araiza Ponce1, J Natividad Gurrola Reyes2, Sandra C Martínez Estrada2
1Faculty of Veterinary Medicine and Animal Science, Juarez University of the State of Durango, Durango 34126, Mexico.
Animals : an open access journal from MDPI
|September 28, 2023
概括
将 Leucaena leucocephala 纳入动物料中显著降低了甲产量和原生动物度. 然而,刺增加了甲,表明它可能对反动物发酵产生影响.
科学领域:
- 动物营养和环境影响评估.
背景情况:
- 畜牧业的甲排放有助于温室气体的产生.
- 研究了饮食策略,以减轻反动物的肠道甲产量.
研究的目的:
- 评估将Leucaena leucocephala和刺梨纳入草草基饮食对反动物发酵和甲生产的影响.
- 评估这些替代性料成分对反动物微生物种群的影响.
主要方法:
- 制定了四种饮食疗法,其中不同百分比含有花, Leucaena leucocephala,刺和缩物.
- 分析了包括氨- (NH3-N),总挥发性脂肪酸 (TVFA),甲产量,原生动物和甲素度在内的参数.
主要成果:
- 与对照组 (T1) 相比,Leucaena leucocephala的加入 (20%在T2,10%在T4) 减少了25.5%的甲产量.
- 随着Leucaena leucocephala的加入,NH3-N度下降了.
- 在含有 Leucaena leucocephala 的饮食中,原生动物和甲原体种群的数量最低.
- 然而,梨的加入往往会增加甲的产量.
结论:
- Leucaena leucocephala 是一个有前途的料成分,可以减少反动物的甲排放.
- Leucaena leucocephala 和刺的组合需要进一步研究其对反动物消化和环境影响的影响.
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