长期化肥投入对我国粮食产量影响的实证

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2096-2762|volume|5|35-41

ISSN: 2096-2762

Source: 中国国际财经:中英文版, Vol.volume, Iss.5, 2017-01, pp. : 35-41

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Abstract