EVALUATION OF DROUGHT TOLERANCE IN WHEAT (TRITICUM AESTIVUM L.) CULTIVARS AT EARLY SEEDLING STAGE USING POLYETHYLENE GLYCOL INDUCED OSMOTIC STRESS. - A. A. Abro; 3; S. Memon; S. A. Abro; E. K. Sam; Ru-yu He; M. H. Rind; S. Memon; Z. Solangi; T. Muhammad1-; B. Ali; W. Ahmed; et al. (Journal of Animal and Plant Sciences, 2020)