K. Erfani Nia, , , H. Abdollahi, , , M. Khosro Shahli, , and G. R. Salehi Jouzani, . "Contrast Response of Apple and Pear Genotypes to Salicylic Acid under Invasion of Causal Agent of Fire Blight (Erwinia amylovora)", Seed and Plant Production Journal, 28, 3, 2012, 297-312. doi: 10.22092/sppj.2017.110477