Bacteriophages are ideally suited natural antimicrobials for controlling bacterial pathogens in agro-food industry and their effectiveness is proven. Phage products have been approved by the USDA for use in farm animals or animal products such as carcasses, meats and also in agricultural and horticultural products. The common zoonotic bacterial pathogens that are often resistant to several antibiotics and associated with poultry and pigs include Salmonella spp., Campylobacter spp., E. coli, Clostridium spp. and Listeria spp.