Nurlastri Natalia et al. 2024. LEVEL OF KNOWLEDGE AND IMPLEMENTATION OF CATTLE BARN BIOSECURITY RELATED TO PREVENTION OF FOOT AND MOUTH DISEASE IN GIANYAR BALI. Buletin Veteriner Udayana. 16, 3 (Jun. 2024), 809–818. DOI:https://doi.org/10.24843/bulvet.2024.v16.i3.p19.