戈壁的正向生态作用与负向生态作用——以甘肃河西走廊为例
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1005-9121|37|1|43-49
ISSN: 1005-9121
Source: 中国农业资源与区划, Vol.37, Iss.1, 2016-01, pp. : 43-49
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Abstract