Author Affiliations +
C. Eardley,1,* F. Koch,2 A.R. Wood3
11Plant Protection Research Institute, Agricultural Research Council, Private Bag X134, Queenswood, 0
22Museum für Naturkunde, Humboldt-Universität zu Berlin, Invalidenstrasse 43, D.10115 Berlin, Germany
33Plant Protection Research Institute, Agricultural Research Council, Private Bag X5017, Stellenbosch
*To whom correspondence should be addressed. E-mail: eardleyc@arc.agric.za