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面向泥石流短临预报的降水监测方法 学位论文
, 北京: 中国科学院大学, 2018
Authors:  史朝
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泥石流  规模  频率  危险性  地震  
Technical efficiency and its determinants of the various cropping systems in the purple-soiled, hilly region of southwestern China 期刊论文
Journal of Mountain Science, 2016, 卷号: 13, 期号: 12, 页码: 2205-2223
Authors:  ZHANG Shi-chao;  WEI Chao-fu;  SHAO Jing-an;  WU Zhao-juan
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Cropping Systems  Technical Efficiency  Land Management  Plot  Purple-soil  Stochastic Frontier Production Function