Normal and induced changes in the gastrointestinal microflora in man and animals with special regard to animal performance international symposium held in Oslo September 25/26, 1980 - Laerdal, Osm A.; Walton, J. R. (Berlin Verlag Paul Parey, 1982)
Includes bibliographical references.
Keywords: Gastrointestinal agents; Intestines -- Microbiology