Akter, S.; Rasul, M. G.; Zakaria, M.; Sarker, M. M.; Nila, I. S.; Dutta, S.; Haque, M. M.; Rohman, M. M. Effect of Polyamine on Pigmentation, Reactive Oxidative Species and Antioxidant under Drought in Maize (Zea Mays L.). Turkish JAF Sci.Tech. 2019, 6, 799-811.