1. Abdi, H., Bihamta, M.R., Azizov, E. and Chogan, R. 2015. Investigation effect of drought stress Ievel of PEG 6000 on seed germination principle and its relation with drought tolerance index in promising Lines and cultivares of bread wheat (Triticum. aestivum L.). Iranian Journal of Field Crops Research, 12(4): 582-596. [In Persian with English Summary].
2. AL-Mudaris, M.A. 1998. Notes on various parameters recording the speed of seed germination. Der Tropenlandwirt, 99: 147-154.
3. Ashouri, S., Rezaii, M., Emami, A. and Khalilzadeh, G. 2010. Evaluation and yield comparison of advanced lines of winter and facultative wheat on farm of west Azarbaijan province for production high yielding cultivars. 2nd national conference on climate changes and its effect on agriculture and environment, west Azarbaijan agricultural research center, Urmieah, Iran. [In Persian with English Summary].
4. Bayoumi, T.Y., Eid, M.H. and Metwali, E.M. 2008. Application of physiological and biochemical indices as a screening technique for drought tolerance in wheat genotypes. African Journal of Biotechnology, 7: 2341-2352.
5. Drought tolerance improvement in crop plants: An integrated view from breeding to genomics