川中丘陵地区耕地质量等别评价研究——以南充市嘉陵区为例
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1672-9021|37|5|17-23
ISSN: 1672-9021
Source: 河池学院学报, Vol.37, Iss.5, 2017-01, pp. : 17-23
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Abstract