粮食主产区北移面临的风险及对策
Publisher： 国家哲学社会科学学术期刊数据库
E-ISSN： 1001-6139|volume|3|10-11
ISSN： 1001-6139
Source： 农业经济, Vol.volume, Iss.3, 2015-01, pp. : 10-11
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Abstract