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中文
Analysis of Corn Production Technical Efficiency Based on Five Main Producing Counties in Hebei Province
GUO Dongyue, ZHI Shang, LI Min, GUO Xuehong, WANG Guirong, ZHANG Xinshi, CUI Yongfu
Journal of Agriculture . 2022, (
10
): 51 -55 . DOI: 10.11923/j.issn.2095-4050.cjas2021-0051
