S G Kumari1, A R Moukahel1, A A Hamed2, M Sharman3. 1. International Center for Agricultural Research in the Dry Areas (ICARDA), Terbol Station, Beqa'a, Zahle, Lebanon. 2. Plant Pathology Research Program, Agricultural Research Corporation, Wad Medani, Sudan. 3. Department of Agriculture and Fisheries, Brisbane, Queensland, Australia.