Media type: Journal; Conference Proceedings Title: International Symposium on Fruit Tree Virus Diseases : papers presented at the poster session Parallel title: Internationales Symposium über Viruskrankheiten der Obstbäume Contributor: International Symposium on Fruit Tree Virus Diseases imprint: [Wechselnde Verlagsorte] @, 1975- Publication information: Nachgewiesen 9.1973(1975) - Language: English Keywords: Zeitschrift ; Konferenzschrift Origination: Footnote: