Changes in ruminal fermentation and microbial population of feedlot Nellore cattle fed crude glycerin and virginiamycin
Animal Feed Science and Technology(2018)
摘要
•Megasphaera elsdenii abundance increases in diets with crude glycerin.•Virginiamycin decreases total protozoa counts.•Diets with crude glycerin reduce the acetate:propionate ratio.•The inclusion of crude glycerin increases the dry matter intake.
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aNDFom,CG,CP,DM,DMI,EE,BW,OM,VFA,VM
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