城市化发展进入拐点,粮食政策迎来新挑战 2017全球粮食政策报告发布会在京举行

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-4433|volume|8|253-253

ISSN: 1002-4433

Source: 世界农业, Vol.volume, Iss.8, 2017-01, pp. : 253-253

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Abstract