title: Studies on the Nitrogen Requirements of Some Ruminal Cellulolytic Bacteria.
authors.affiliation: Dairy Cattle Research Branch, Animal Husbandry Research Division, Agricultural Research Service, Agricultural Research Center, Beltsville, Maryland.
authors.forename: M P
authors.initials: MP
authors.lastname: Bryant
authors.forename: I M
authors.initials: IM
authors.lastname: Robinson