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Effects of geographic environment conditions and production input factors on grain production in the Guanzhong Area of Shannxi, China
Han Qunzhu, Feng Qi, Gao Haidong, Chen Guiping
Journal of Desert Research . 2020, (2): 118 -124 .  DOI: 10.7522/j.issn.1000-694X.2019.00117