Application and Modification of Recommended Nitrogen Application Model for SPAD Value of Cotton
WU Xianglin, CHEN Baoyan, PU Shenghai, LI Pan, MA Honghong, NIU Xinxiang, YANG Tao, MA Xingwang
Xinjiang Agricultural Sciences . 2021, (7): 1275 -1281 .  DOI: 10.6048/j.issn.1001-4330.2021.07.011