Cheng C, Xia M, Zhang X, Wang C, Jiang S, Peng J Animals, 2018 ABSTRACT: This study investigated the effects of supplementing oregano essential oil (OEO) to a reduced-protein diet on growth performance, nutrient digestibility, intestinal bacteria, intestinal morphology, and antioxidative capacity of growing-finishing pigs. Forty-eight barrows were randomly allotted to four treatments including normal-protein diet (NPD),… Read more »