Relationship between Apple’s First Flower and Climate Factors in the Main Producing Areas of the Northern China
LIU Lu, WANG Jing-hong, FU Wei-dong, LUAN Qing, LI Man-hua
Chinese Journal of Agrometeorology . 2020, (01): 51 -60 .  DOI: 10.3969/j.issn.1000-6362.2020.01.006