根系吸水
- 网络root water uptake
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植物根系吸水过程是SPAC系统中水分运移规律研究的重要内容。
Plant root water uptake is an important part of the research on water transforming patterns in SPAC .
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0-100cm土层土壤水分变化幅度较大,对降水、根系吸水及土面蒸发响应敏感。
The soil water content in the upper 0-100 cm had larger change range , which was sensitive to rainfall , root water uptake , and soil evaporation .
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同时建立了基于BP神经网络的油料向日葵根系吸水模型。
And established the root uptake water model based on BP Neural Network in saline soil .
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所建立的BP神经网络根系吸水模型对盐渍化地区油料向日葵根系吸水速率的模拟具有较高的精度。
The BP neural network model for the root-water-uptake rate by sunflower in saline soil has a reasonable precision .
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土壤-植物-大气连续体(SPAC)系统中植物根系吸水模型研究进展
Research on Plant - Root Water Uptake Models in Soil-Plant - Atmosphere Continuum
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植物根系吸水是把土壤中水分输送入大气的关键形式,搞清植物吸水模式将为认识SPAC奠定基础。
Water absorption of plant root system is a key way to transport soil water into atmosphere .
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根据实测的试验数据并采用改进的Feddes模型建立了枣树根系吸水模型。
The root water uptake model was established according the improved Feddes model and measured data .
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在得到冬小麦一维根长密度分布函数基础上,建立了改进的Feddes冬小麦根系吸水模型;
Based on the winter wheat root density function set up mended Feddes wheat root water uptake model ;
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本文在改进的地下FON模型的植物表达基础上,引入了植物学中的根系吸水模型作为共享土壤资源下的植物生长建模的生物学依据。
Based on the improved below ground FON model , plant roots absorption model of botany is brought in to affect the plant growth modeling in soil shared environment .
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同时还建立了根系吸水、土面蒸发、叶面蒸腾模型,以更全面的描述REPS系统中的热湿迁移规律。
On the same time , the models expressing root water up taking , soil surface evaporation and leaf surface transpiration are built to describe the regulation of heat and moisture migration in RPES system fully .
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建立了根系吸水模型和根源ABA参与作物气孔调控过程相耦合的气孔导度模型,该模型在根源信号ABA的产生项中考虑了根系吸水影响函数和根系密度分布函数。
A stomatal conduction model consisting of root water uptake model and stomatal control model under the participation of root-sourced signal ABA was developed in this paper , which considered the root water uptake effect function and root length density distribution function during root-sourced signal production .
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在试验的基础上,采用改进Feddes模型对根系吸水分布进行模拟,并运用土壤水动力学原理验证了模型的准确性。
On the basis of test , adopting the improved Feddes model simulated the distribution of root water uptake and then using soil water dynamics verified the accuracy of the model .
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现有考虑水盐胁迫的宏观根系吸水模型,主要是在Feddes(1976)模型的基础上,经验性地考虑盐分的影响。
Current models for root water uptake under soil water and salinity stress mainly considered the effect of soil salt stress empirically on the basis of Feddes ( 1976 ) model .
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应用该模型对西北干旱区内陆河流域山前绿洲灌溉农田的土壤水分均衡和作物根系吸水规律以及SPAC系统中土壤水分运移规律进行了模拟研究。
Furthermore , the model system has been used for simulating the water balance in field planted spring wheat under the condition of irrigation at fore-mountain oasis belts in drought area of northwest China , and water uptake by roots and soil moisture movement in SPAC system .
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水盐胁迫下根区水分运动的数值模拟结果表明,本文建立的根系吸水动力学模型优于目前使用的F-VG模型。
The results of water transfer numerical simulation in root zone under water and salinity stresses showed that the newly established dynamic root water uptake model is better than F-VG model .
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结果表明,2种包膜尿素单施或混施,土壤NO-3-N水平和土壤电导率均较稳定,具有促进根系吸水、协调植株生长作用,增产幅度5.25%~20.80%。
The result showed that two kinds of resin-coated urea with single or mined application could maintain the stability of NO - _3-N concentration and electric conductivity in soil , promote root water absorption and plant growth harmony and enhance plant product by 5.25 % - 20.80 % .
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根系吸水模型的建立,采用Feddes模型,其模拟值与实测值吻合较好,能够真实反映棉花根系吸水情况,说明建立的棉花根系吸水模型是可行的。
Using Feddes model established the root water uptake model . The result of its simulation value tallies well with the measured value , it can truly reflect the situation of cotton root water uptake , it indicates that the established root water uptake model is feasible . 4 .
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线性根系吸水模型在土壤-作物系统中的应用
The Application of Linear Root Water Uptake Model in Soil-Plant System
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利用精确的田间实验资料对几个常用根系吸水模型的评价与改进
The evaluation of water uptake models by using precise field observation data
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冬小麦根系吸水模式的研究
Research on the Model of Water Uptake by Winter Wheat Root System
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间作条件下作物根系吸水规律研究
Study on Water Uptake by Plant Roots in Intercropping Patterns
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植物根系吸水特性研究
Study on the specificity of water uptake by plant roots
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野外条件下作物根系吸水模型的建立
The determination of crop root uptake model for field condition
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盐渍化地区油料向日葵根系吸水模型的建立
Development of root-water-uptake model for oil sunflower in saline soil
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根系吸水模型参数的混合遗传算法估算方法
Inverse Method Estimating Root Water Uptake Model Parameters Using Hybrid Genetic Algorithms
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水分胁迫下春小麦根系吸水功能效率的研究
The study of spring wheat root function efficiency under water stress conditions
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盐分胁迫条件下苜蓿根系吸水特性的模拟与分析
Simulation to Water Uptake Rate by the Roots of Alfalfa under Salinity Stress
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作物根系吸水率模型的试验研究
The Experimental Study of the Model for Water Uptake by Roots in Crop
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植物根系吸水模型研究进展
Research Advances about Water-uptake Models by Plant Roots
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根系吸水机理研究进展
Research Progress on water uptake in plant roots