Investigation and Analysis on Sugar Beet Production Mechanization in Heilongjiang Province
LIU Qi, WANG Jingfei, LU Bingfu, ZHANG Wenbin, LIU Xiaoxue
Journal of Agriculture . 2022, (1): 70 -73 .  DOI: 10.11923/j.issn.2095-4050.cjas20200100003