Hi again Thank you all for the responses I have received to my last enquiry. One more: does anyone have a more detailed address for Gene Robinson? I have [log in to unmask] Not being familiar with 'Mercan addresses, I would appreciate someone completing it for me. Thanks again Paul Paul Magnuson [log in to unmask] Honeybee Research Unit Plant Protection Res. Inst. Agricultural Research Council. Private Bag X134 Tel. (012) 319 7113, Fax (012) 323 5275 Pretoria 0001 South Africa