Analysis of the yield and nutritional quality of different forage planting patterns in the agricultural region of Sichuan Province

• LIU Yuehua, 
• LI Xiaofeng, 
• LIU Wei, 
• YAO Mingjiu, 
• WU Wendan, 
• JIANG Xudong, 
• TANG Qilin, 
• CHENG Mingjun