Acta Agrestia Sinica
Study on Leaf Characteristics and Yield Effect of Alfalfa with Different Nitrogen Efficiency
WANG Jing, LIU Xiao-jing, Cheng Tian-tian, Tong Chang-chun, WANG Xue
Acta Agrestia Sinica . 2021, (9): 1941 -1949 .  DOI: 10.11733/j.issn.1007-0435.2021.09.010