Electronic reproduction. [Place of publication not identified] : HathiTrust Digital Library, 2011.
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212
Mode of access: World Wide Web.
Absorbed in June 1991: Proceeding. Plant sciences; and: Proceeding. Animal sciences.
Vol. 1, issue 1 (Mar. 1979); title from issue table of contents (SpringerLink, viewed May 24, 2012).