title: Nicotinic Acid-Ricinine Relationship in Sterile Cultures of Ricinus communis L.
authors.affiliation: Department of Biochemistry, Oklahoma Agricultural Experiment Station, Oklahoma State University, Stillwater, Oklahoma.
authors.forename: G R
authors.initials: GR
authors.lastname: Waller
authors.forename: K
authors.initials: K
authors.lastname: Nakazawa