| 土壤-作物-大气连续体水分循环与作物生产关系的模拟模式研究 |
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| 引用本文： | 赵艳霞,王馥棠.土壤-作物-大气连续体水分循环与作物生产关系的模拟模式研究[J].应用气象学报,1997,8(4):428-436. |
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| 作者姓名： | 赵艳霞 王馥棠 |
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| 作者单位： | 1.中国气象科学研究院 |
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| 摘 要： | 从土壤-作物-大气连续体（SPAC）的水分循环出发，以冬小麦为例，通过对土壤水分动态和有关作物生长过程的模拟，建立作物水分消耗与干物质积累和产量形成关系的动力-统计模式。经3年试验资料的验证，总干重、籽粒产量和根层土壤水分含量的平均模拟误差分别为6.39%，5.60%和5.45%。发育期、叶面积动态和干物质积累动态的模拟与实测情况吻合得也较好。
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| 关 键 词： | 土壤-作物-大气连续体（SPAC） 水分循环 作物生产 模拟模式 |
Modelling of the Relationship Between Water Circulation in the Soil-plant-atmosphere Continuum System and Crop Production |
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| Zhao Yanxia,Wang Futang.Modelling of the Relationship Between Water Circulation in the Soil-plant-atmosphere Continuum System and Crop Production[J].Quarterly Journal of Applied Meteorology,1997,8(4):428-436. |
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| Authors: | Zhao Yanxia Wang Futang |
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| Institution: | 1.(Chinese Academy of Meteorological Sciences, Beijing 100081) |
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| Abstract: | A dynamic statistical model which shows interactions between crop water consumption, biomass production and yield formation has been established based on the simulation of soil water dynamic evolution and some processes of winter wheat growth and development. Through the verification in three years by using the field data, the mean simulated errors for the total weight of dry matter, grain yield and soil water content are 6.39%, 5.60% and 5.45%, respectively. In addition, the simulations about developmental stages, the leaf area index, the process of dry matter accumulation etc. are close to the observed data. |
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| Keywords: | Soil plant atmosphere continuum(SPAC) Water circulation Crop production Model |
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