College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
College of Animal Science Shandong Agricultural University Taian China;
Rumen Acetic Acid Propionate Ratio; Calcium Pyruvate; Rumen Microbiome; Volatile Fatty Acid;