北京农业社会化服务体系发展趋势探析
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1673-3908|13|6|84-88
ISSN: 1673-3908
Source: 农业展望, Vol.13, Iss.6, 2017-01, pp. : 84-88
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Abstract