AUTHOR=Liu Zixin , Jiang Aoyu , Ma Dianyu , Liu Dexin , Han Xiaoyu , Zhao Man , Zhou Chuanshe , Tan Zhiliang TITLE=The impact of rumen microbial composition on apparent digestibility, rumen fermentation and metabolism in Sanhe cows and Holstein cows of different parities under identical dietary conditions JOURNAL=Frontiers in Veterinary Science VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2024.1463209 DOI=10.3389/fvets.2024.1463209 ISSN=2297-1769