Media type: E-Article Title: biuz aktuell Contributor: Zissler, Dieter Published: Wiley, 1981 Published in: Biologie in unserer Zeit, 11 (1981) 3, Seite 95-96 Language: English DOI: 10.1002/biuz.19810110309 ISSN: 0045-205X; 1521-415X Keywords: General Agricultural and Biological Sciences Origination: Footnote: