农业科技创新体系中企业主体地位的美国经验与启示
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1002-4433|volume|7|52-55
ISSN: 1002-4433
Source: 世界农业, Vol.volume, Iss.7, 2015-01, pp. : 52-55
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Abstract