基于农业科学数据的增值服务研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-1248|27|9|158-160

ISSN: 1002-1248

Source: 农业图书情报学刊, Vol.27, Iss.9, 2015-01, pp. : 158-160

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Abstract