1. Department of Crop Sciences; College of Agricultural and Marine Sciences; Sultan Qaboos University; PO Box 34 Al Khod 123 Oman
2. Abu Dhabi Food Control Authority; Abu Dhabi UAE
3. Department of Phytopathology; Universidade Federal de Viçosa; Viçosa Minas Gerais Brazil
4. Department of Entomology; Universidade Federal de Viçosa; Viçosa Minas Gerais Brazil
5. Department of Cell and Developmental Biology; John Innes Centre; Norwich UK