Adaptability and genetic diversity of 25 alfalfas in the middle and lower reaches of Huaihe River

• HE Qingyuan, 
• ZHANG Yulong, 
• HAN Wei, 
• XU Zhiming, 
• LI Zhengpeng, 
• REN Yi, 
• YANG Hao, 
• ZHAN Qiuwen