Colin D. Johnson

Developing and Utilizing Visual Tools to Assist Pork Producers in Employee Training in the Evaluation of Sow Body Condition

Robert F. Fitzgerald, Kenneth J. Stalder, Locke A. Karriker, 2008 .

The impact of feeding ractopamine (Paylean®) on the economically important traits of Berkshire, Duroc, and PIC genetic lines of swine

Colin D. Johnson, 2020 .

Evaluation of increased fiber, decreased amino acids, or decreased electrolyte balance as dietary approaches to slow finishing pig growth rates

Colin D. Johnson, J. Ross, J. Patience, 2021, Journal of animal science.

Assessment of the economic impact of porcine reproductive and respiratory syndrome on swine production in the United States.

Colin D. Johnson, J. Kliebenstein, J. Zimmerman, 2005, Journal of the American Veterinary Medical Association.