PDF(7481 KB)
PDF(7481 KB)
PDF(7481 KB)
基于比较优势理论的中国区域种养结构时空格局演变分析
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Spatio-temporal evolution of regional structure about crops and livestock in China based on the theory of comparative advantage
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