Variety comparative test of 8 orchardgrass cultivars (lines) in western of Chongqing area

• Deng Luo, 
• Jia-hai Wu, 
• Shao-qing Wang, 
• Jian Li, 
• Yang Yuan, 
• Ye-mei Yang, 
• Bing Zeng, 
• Xia Wu, 
• Xin Chen