. "Effect of post-flowering water stress on yield and physiological characters of grain sorghum genotypes. Mohammad Mostafa1, Maryam Shahbazi2*, Azim Khazaei3, Jahanfar Daneshian3, Soheil Naddafi2 and Hashem Pourirandoust2". Iranian Journal of Plant Physiology, 2, 1, 2011, 343-346. doi: 10.22034/ijpp.2011.540766