Effects of Nitrogen Application Rate on Yield and Agronomic Trait in High-yield Wheat Cultivar Yunmai 53

• QIAO Xiangmei, 
• CHENG Jiasheng, 
• WANG Zhiwei, 
• HUANG Jin, 
• YANG Jinhua, 
• HU Yinxing, 
• CHENG Gen, 
• YU Yaxiong