Evaluation of Cold Tolerance at Seedling Stage of Oryza sativa L. Germplasm Resources from 14 Asian Countries

• Zongyao ZHAO, 
• Yao WANG, 
• Hongbo PANG, 
• Ming JIN, 
• Qiang CHEN, 
• Yueying LI, 
• Qingwen YANG, 
• Xiaoming ZHENG