异质性视角下甘薯生产技术效率及影响因素研究
陈喜, 陆建珍, 王凯
Analysis of the technical efficiency and influencing factors of sweet potato production from the perspective of heterogeneity
Chen Xi, Lu Jianzhen, Wang Kai.
中国农机化学报
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2022, (4): 74
-82
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DOI: 10.13733/j.jcam.issn.20955553.2022.04.012
