Simulation and Movement Regularity of Soil Water and Soil Salt by Brackish Water Irrigation under Condition of Different Groundwater Depth

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- Simulation and Movement Regularity of Soil Water and Soil Salt by Brackish Water Irrigation under Condition of Different Groundwater Depth
- Vol. 21, Issue 6, Pages: 7-10(2007)
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  CLC： S273
- Published：2007
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QIAO Dong-mei, WU Hai-qing, QI Xue-bin, et al. Simulation and Movement Regularity of Soil Water and Soil Salt by Brackish Water Irrigation under Condition of Different Groundwater Depth[J]. 2007, 21(6): 7-10.
DOI：

QIAO Dong-mei, WU Hai-qing, QI Xue-bin, et al. Simulation and Movement Regularity of Soil Water and Soil Salt by Brackish Water Irrigation under Condition of Different Groundwater Depth[J]. 2007, 21(6): 7-10. DOI：

采用大型蒸渗仪研究不同地下水埋深条件下微咸水(咸水)灌溉对土壤水盐的影响

在此基础上

建立了BP神经网络水盐耦合模型。研究结果表明:土壤中盐分含量随地下水埋深的增加而减小

随灌溉水盐分水平的增加而增大。在地下水埋深为2 m

3 m

4 m的地区

采用矿化度小于4 g/L的水进行灌溉

在夏玉米整个生长周期的0~100 cm土层内不会形成积盐现象;拓扑结构为8∶2∶2的BP网络模型

能模拟不同地下水埋深条件下微咸水(咸水)灌溉的水盐运移

且精度较高。

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Effects of Groundwater Table and Irrigation Frequency on Soil Solute (Br-) Transport

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