基于技术效率及影子价格的农业灌溉弹性需水研究——以黑龙江省为例
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张向达, 朱帅
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The Flexible Demand Analysis of Agricultural Irrigation Water Use Based on Tech-nical Efficiency and Shadow Price: Taking Heilongjiang Province for an Example
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Xiangda Zhang, Shuai Zhu
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表2 黑龙江省2000~2015年农业灌溉用水效率测度结果 |
Table 2 The measurement of agricultural irrigation water use efficient in Heilongjiang Province from 2000 to 2015 |
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年份 | 平均无 效率值 | | | + | 平均效 率值 | 信噪比 / | 2000 | 0.3277 | 0.0561 | 0.0262 | 0.0823 | 0.6723 | 1.4624 | 2001 | 0.2706 | 0.0156 | 0.0233 | 0.0388 | 0.7294 | 0.8180 | 2002 | 0.2666 | 0.0725 | 0.0128 | 0.0853 | 0.7334 | 2.3814 | 2003 | 0.2537 | 0.0583 | 0.0184 | 0.0766 | 0.7463 | 1.7822 | 2004 | 0.2492 | 0.0210 | 0.0190 | 0.0400 | 0.7508 | 1.0530 | 2005 | 0.2233 | 0.0581 | 0.0165 | 0.0746 | 0.7767 | 1.8741 | 2006 | 0.2177 | 0.0538 | 0.0772 | 0.1310 | 0.7823 | 0.8343 | 2007 | 0.2099 | 0.0711 | 0.0726 | 0.1438 | 0.7901 | 0.9894 | 2008 | 0.1927 | 0.0950 | 0.0746 | 0.1696 | 0.8073 | 1.1283 | 2009 | 0.1831 | 0.0862 | 0.0721 | 0.1584 | 0.8169 | 1.0935 | 2010 | 0.1459 | 0.0847 | 0.0567 | 0.1414 | 0.8541 | 1.2218 | 2011 | 0.1078 | 0.0927 | 0.0589 | 0.1516 | 0.8922 | 1.2549 | 2012 | 0.1068 | 0.0909 | 0.0432 | 0.1341 | 0.8932 | 1.4497 | 2013 | 0.1066 | 0.0803 | 0.0557 | 0.1361 | 0.8934 | 1.2006 | 2014 | 0.1052 | 0.0120 | 0.0172 | 0.0292 | 0.8948 | 0.8338 | 2015 | 0.1034 | 0.0128 | 0.0152 | 0.0280 | 0.8966 | 0.9162 |
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