Giselher GRABENWEGER
research assistant
University of Agricultural Sciences
Institute of Plant Protection
Gregor Mendel Strasse 33
A 1180 Vienna
AUSTRIA
Telephone: 043 1 47654 3397
Fax: 043 1 47654 3359
E-mail: giselher@pegasus.boku.ac.at
Website: www.boku.ac.at/pflschutz/en/index.html