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

赵艳霞, 王馥棠

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. 应用气象学报, 1997, 8(4): 428-436.
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. 应用气象学报, 1997, 8(4): 428-436.
Zhao Yanxia Wang Futang. Modelling of the relationship between water circulation in the soil-plant-atmosphere continuum system and crop production. J Appl Meteor Sci, 1997, 8(4): 428-436. .
Citation: Zhao Yanxia Wang Futang. Modelling of the relationship between water circulation in the soil-plant-atmosphere continuum system and crop production. J Appl Meteor Sci, 1997, 8(4): 428-436. .

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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97-6G-04课题

详细信息
  • 中图分类号: S152.75 P434.5

Modelling of the Relationship Between Water Circulation in the Soil-plant-atmosphere Continuum System and Crop Production

  • 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。
    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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出版历程
  • 纸刊出版:  1997-11-29

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