Asrar, S.I.N., Rimayanti Rimayanti, Ismudiono Ismudiono, Maslichah Mafruchati, Gandul Atik Yuliani and Ginta Riady 2023. Total protein, albumin, and globulin levels of blood serum in repeat breeder Holstein Friesian cows . Ovozoa: Journal of Animal Reproduction. 12, 2 (Aug. 2023), 90–98. DOI:https://doi.org/10.20473/ovz.v12i2.2023.90-98.