| 山西临汾麦田土壤水分动态模拟研究 |
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| 引用本文： | 杨丽霞,王红全,王仰仁.山西临汾麦田土壤水分动态模拟研究[J].人民黄河,2011(12). |
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| 作者姓名： | 杨丽霞 王红全 王仰仁 |
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| 作者单位： | 山西省水利水电科学研究院;临汾市汾西水利管理局;天津农学院水利工程系; |
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| 基金项目： | 山西省科技攻关项目(2009-0311074) |
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| 摘 要： | 田间土壤水变化的概念性模型包括根区土体水量平衡、根区下界面水分通量和作物蒸发蒸腾量等模型。根据山西临汾灌溉试验站2009年与2010年冬小麦试验资料,采用田间试验与理论分析相结合的方法,利用作物蒸发蒸腾模型、根区下界面水分通量模型进行了麦田土壤水分动态模拟。结果表明:田间土壤水分变化概念性模型计算的麦田土壤储水量与实测值有较好的一致性,模拟计算值和实测值的相关系数为0.958 7,拟合精度和预测精度均较高,相对误差为4%～12%。
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| 关 键 词： | 土壤水分 动态模拟 蒸发蒸腾 水分通量 冬小麦 临汾市 |
Research on the Dynamic simulation of Wheat Field Soil Moisture in Linfen of Shanxi Province |
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| YANG Li-xia,WANG Hong-quan,WANG Yang-ren.Research on the Dynamic simulation of Wheat Field Soil Moisture in Linfen of Shanxi Province[J].Yellow River,2011(12). |
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| Authors: | YANG Li-xia WANG Hong-quan WANG Yang-ren |
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| Affiliation: | YANG Li-xia1,WANG Hong-quan2,WANG Yang-ren3(1.Shanxi Water Conservancy Research Institute,Taiyuan 030002,China,2.Linfen Fenxi Bureau of Water Conservancy,Linfen 030014,3.Department of Water Conservancy Engineering,Tianjin Agricultural University,Tianjin 300384,China) |
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| Abstract: | Conceptual model of soil moisture changes includes the balance equation of soil water in root zone,the water flux under the interface of root zone and the model of cropevapotranspiration.We used the data of winter wheat between 2009 and 2010 from Irrigation Experiment Station in Linfen of Shanxi,adopted analytical way combining theoretic analysis with field trial,simulated soil moisture dynamics in the wheat field through the model of the water flux under the interface of root zone and crop evapotranspirati... |
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| Keywords: | soil moisture dynamics simulation evapotranspiration moisture flux winter wheat Linfen |
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