Physiological response and comparison of Sorghum sudanense and S. bicolor × S. sudanense seedlings under drought stress

• ZHU Yongqun, 
• PENG Dandan, 
• PENG Yan, 
• ZHANG Xinquan, 
• CHEN Shiyong, 
• XU Wenzhi, 
• YAO Li, 
• WANG Xie, 
• LIN Chaowen