Literature Review: Pengaruh Produksi Asam Propionat terhadap PBBH Ternak Domba: Literature Review: Effect of Propionic Acid Production on PBBH of Ruminant Livestock Lulu'u Wilda Maslachah, Imas Aisyah Jurnal Ilmiah Peternakan Halu Oleo Vol. 7 No. 1 2025 DOI 10.56625/jipho.v7i1.193