title: [The effect of aging on the formation of secondary products by tissue cultures of Digitalis purpurea.].
authors.affiliation: Institut für Pharmakognosie der Universität Graz, Osterreich.
authors.forename: T
authors.initials: T
authors.lastname: Kartnig
authors.forename: G
authors.initials: G
authors.lastname: Kummer-Fustinioni
authors.forename: B
authors.initials: B
authors.lastname: Heydel