Analysis of Terrain Factor Characteristics of Purple soil Region Based on GIS
ZHAO Weijun1, DONG Qiqun1, ZHANG Guangying1, QIN Wei2*, LI Hongxi1, WANG Yafei1, YANG Ruoxiao1
Journal of Agricultural Science and Technology . 2019, (8): 63 -70 .  DOI: 10.13304/j.nykjdb.2019.0220

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