Development and Validation of Critical Nitrogen Dilution Curve for Spring Maize in Northeast China
LU Xianju1,2, GUO Xinyu1,2*, WEN Weiliang1,2, YU Zetao1,2
Journal of Agricultural Science and Technology . 2019, (11): 77 -83 .  DOI: 10.13304/j.nykjdb.2018.0588