我国退耕还林工程对粮食产量影响的分析与测度

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1673-338x|37|9|51-65

ISSN: 1673-338x

Source: 林业经济, Vol.37, Iss.9, 2015-01, pp. : 51-65

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Abstract