Tafsin M, Hanafi ND, Sadeli A, Farida TE. Analysis of Biosecurity Application in Broiler Chicken Farms in North Sumatra. Indonesian J. Agric. Res [Internet]. 2023Sep.10 [cited 2024Nov.22];6(1):51 - 56. Available from: https://talenta.usu.ac.id/InJAR/article/view/8762