McBride, William D.; Key, Nigel D.; Mathews Jr., Kenneth H. - Agricultural and Applied Economics Association - AAEA - 2006
Antimicrobial drugs are fed to hogs at sub-therapeutic levels to prevent disease and promote growth. However, there is concern that the presence of antimicrobial drugs in hog feed is a factor promoting the development of antimicrobial drug-resistant bacteria. This study uses a sample-selection...