Effects of the light intensity of LEDs on the growth and physiological characteristics of tall fescue

• DING Xiaowei, 
• CHEN Jiabao, 
• XIE Haopeng, 
• LIANG Xiaohong, 
• HAN Liebao, 
• CHEN Yufeng, 
• ZHANG Haonan, 
• ZHU Zhiyuan, 
• ZHANG Meng, 
• JIA Chenyan