1. Muhammad Ashfaq Bhatti:
Vegetable Research Institute, AARI, Faisalabad, Pakistan
2. F. M. Azhar:
Department of Plant Breeding and Genetics, University of Agriculture, Faisalabad, Pakistan
3. A. W. Alvi:
Barani Agriculture Research Institute, Chakwal, Pakistan
4. M. Ayub:
Agricultural Officer, Marrot, Pakistan