农业科研要素投入的时空差异及其影响因素

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-6711|volume|2|120-125

ISSN: 1002-6711

Source: 中国科技论坛, Vol.volume, Iss.2, 2016-01, pp. : 120-125

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Abstract