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中国农学通报
基于主成分-聚类分析的山东省区域农业竞争力研究
王晓蓉
Principal Component-Hierarchical Cluster Analysis Based Empirical Research of Regional Agriculture Competitiveness in Shandong
Wang Xiaorong
中国农学通报 . 2013, (32): 131 -135 .  DOI: 10.11924/j.issn.1000-6850.2012-3879