河北承德市土地利用变化研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1005-9121|38|1|118-123
ISSN: 1005-9121
Source: 中国农业资源与区划, Vol.38, Iss.1, 2017-01, pp. : 118-123
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Abstract