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农业知识产权保护对中国农业竞争力的贡献检验(1985—2011)
杨桔 万青
Test of Contribution of Agricultural Intellectual Property Rights to Competitiveness of Agricultural Industry in China(1985-2011)
中国农学通报 . 2014, (17): 117 -124 .  DOI: 10.11924/j.issn.1000-6850.2013-2610