粮食安全贡献度的测算实证

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-6487|volume|12|50-52

ISSN: 1002-6487

Source: 统计与决策, Vol.volume, Iss.12, 2016-01, pp. : 50-52

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Abstract