title: The utilization of non-protein nitrogen in the bovine rumen. 6. The effect of metals on the activity of the rumen bacteria.
authors.affiliation: The Hannah Dairy Research Institute, Kirkhill, Ayr.
authors.forename: M L
authors.initials: ML
authors.lastname: McNaught
authors.forename: E C
authors.initials: EC
authors.lastname: Owen
authors.forename: J A
authors.initials: JA
authors.lastname: Smith