Anzeiger für Schädlingskunde und PflanzenschutzJune 1971, Volume 44, Issue 6, pp 91–94 | Cite asInformationen aus der EWC (IV)Article 13 Downloads This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Verlag Paul Parey 1971