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Research on Farmland Moderate-scaled Management in the Northwestern Region——Take Beiyuan District of Linxia County, Gansu Province for An Example
赵亚南 陈英 刘书安 王道骏
Chinese Agricultural Science Bulletin . 2014, (26): 53 -57 .  DOI: 10.11924/j.issn.1000-6850.2013-3143