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关中地区耕地压力指数分析及预测
李倩倩 陈印军
Analysis and Prediction of Pressure Index of Cultivated Land in the Central Shaanxi Area
中国农学通报 . 2011, (29): 241 -245 .  DOI: 10.11924/j.issn.1000-6850.2011-0638