نتایج جستجو برای: groundwater balance

تعداد نتایج: 168953  

Journal: :International Journal for Research in Applied Science and Engineering Technology 2017

Journal: :Hydrology Research 2021

Abstract Adaptive water management solutions such as controlled drainage have raised interest in Nordic areas due to climate variability. It is not fully known how affects seasonal field balance or can help preventing scarcity during dry growing seasons (GSs). The objective was simulate the effects of on hydrology using a well-tested, process-based hydrological model. FLUSH model calibrated and...

Journal: :Environmental Earth Sciences 2023

In the North China Plain, water shortage seriously restricts economic development, and agricultural irrigation depends heavily on groundwater extraction. Irrigation precipitation may directly recharge in irrigated region. Therefore, calculating of to is essential for sustainable utilization resources. Furthermore, determining transformation relationship precipitation-soil water-groundwater help...

Journal: :Geoscientific Model Development 2021

Abstract. Dryland regions are characterised by water scarcity and facing major challenges under climate change. One difficulty is anticipating how rainfall will be partitioned into evaporative losses, groundwater, soil moisture, runoff (the balance) in the future, which has important implications for resources dryland ecosystems. However, order to effectively estimate balance, hydrological mode...

2011
D. M. Amatya M. Jha A. E. Edwards T. M. Williams D. R. Hitchcock

SWAT is a GIS-based basin-scale model widely used for the characterization of hydrology and water quality of large, complex watersheds; however, SWAT has not been fully tested in watersheds with karst geomorphology and downstream reservoir-like embayment. In this study, SWAT was applied to test its ability to predict monthly streamflow dynamics for a 1,555 ha karst watershed, Chapel Branch Cree...

Journal: :محیط شناسی 0
محسن رضائی استادیار زمین شناسی با گرایش آب شناسی، و مدیر گروه زمین شناسی دانشگاه تربیت معلم تهران

in this research, controlling factors affecting salinity of groundwater in mond aquifer, bushehr province, was studied. electrical conductivity of water supply wells is varied between 1727 to more than 6000µs. negative water balance is governed to aquifer because of two separate water exploitation zones. lithology of surrounding formations, salt dome, saltwater intrusion and return flow of irri...

2012
Tianming Huang Zhonghe Pang Mike Edmunds

Soil and vadose zone profiles are used as an archive of changes in groundwater recharge and water quality following changes in land use in an area of the Loess Plateau of China. A typical rain-fed loess-terrace agriculture region in Hequan, Guyuan, is taken as an example, and multiple tracers (chloride mass balance, stable isotopes, tritium and water chemistry) are used to examine groundwater r...

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