探析永善县农业技术推广现状及对策

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1003-1650|volume|6|15-16

ISSN: 1003-1650

Source: 农民致富之友, Vol.volume, Iss.6, 2016-01, pp. : 15-16

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Abstract