Analysis of mineral elements in longyao jitui onions
WANG Tingxin, XIAO Meng,SHI Mengfan,ZHAO Jie,LIU Zhenghao
Journal of Hebei University(Natural Science Edition) . 2020, (6): 612 -617 .  DOI: 10.3969/j.issn.1000-1565.2020.06.008