黄土丘陵沟壑区土地规模经营模式设计——基于山西省永和县岔口小流域农户问卷调查分析
Pattern Designs of Scale Land Management in Loess Hilly and Gully Region——Based on the Analysis of Questionnaire Surveys of Farmers of Chakou Small Watershed in Yonghe, Shanxi Province
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