نتایج جستجو برای: irrigation with saltwater

تعداد نتایج: 9208261  

Journal: :نشریه بازیافت آب 0
مینا ارست کاشان، دانشگاه کاشان، دانشکدة منابع طبیعی و علوم زمین، گروه جغرافیا و اکوتوریسم غلامرضا زهتابیان تهران، دانشگاه تهران، دانشکدة منابع طبیعی، گروه احیای مناطق خشک و کوهستانی محمد جعفری تهران، دانشگاه تهران، دانشکدة منابع طبیعی، گروه احیای مناطق خشک و کوهستانی حسن خسروی تهران، دانشگاه تهران، دانشکدة منابع طبیعی، گروه احیای مناطق خشک و کوهستانی

management of unconventional water management in agricultural lands reduces environmental risks and increases its productivity. the purpose of this study was evaluating and comparing the effect of wastewater, saltwater and brackish water on some soil physical and chemical properties. for this purpose, five study sites including control area, irrigation with saltwater, brackish water wastewater ...

Journal: :The Journal of experimental biology 2015
Michael L Kelly Richard A Peters Ryan K Tisdale John A Lesku

Reduced vigilance is the conspicuous cost of sleep in most animals. To mitigate against this cost, some birds and aquatic mammals have evolved the ability to sleep with one-half of their brain at a time, a phenomenon known as unihemispheric sleep. During unihemispheric sleep the eye neurologically connected to the 'awake' hemisphere remains open while the other eye is closed. Such unilateral ey...

2016
Daryl Gunning Julie Maguire Gavin Burnell

The demand for seafood products on the global market is rising, particularly in Asia, as affluence and appreciation of the health benefits of seafood increase. This is coupled with a capture fishery that, at best, is set for stagnation and, at worst, significant collapse. Global aquaculture is the fastest growing sector of the food industry and currently accounts for approximately 45.6% of the ...

2018
Mohammad Reza Vesali Naseh Roohollah Noori Ronny Berndtsson Jan Adamowski Elaheh Sadatipour

Although Iran's Ghaen Plain provides saffron to much of the world, no regional groundwater quality (GQ) assessment has yet been undertaken. Given the region's potential for saltwater intrusion and heavy metal contamination, it is important to assess the GQ and determine its main probable source of pollution (MPSP). Such knowledge would allow for informed mitigation or elimination of the potenti...

2017
Gustavo Ferrer Mark Cannon

Nasal irrigation is a conventional but effective treatment modality against allergic rhinopathy. Its use started to expand during the early 1900s [1,2]. The technique involves rinsing the nasal cavity with saline solution (saltwater) delivered as liquid or spray. It can be performed with a squirt or spray bottle that creates low pressure saline flow or with a container that creates gravity-base...

Journal: :Ground water 2016
Pieter S Pauw Sjoerd E A T M van der Zee Anton Leijnse Gualbert H P Oude Essink

This article deals with the quantification of saltwater upconing below horizontal wells in freshwater lenses using analytical solutions as a computationally fast alternative to numerical simulations. Comparisons between analytical calculations and numerical simulations are presented regarding three aspects: (1) cyclic pumping; (2) dispersion; and (3) finite horizontal wells in a finite domain (...

There is a close connection between saltwater intrusion into aquifers and groundwater extraction. Freshwater extraction in coastal aquifers is one of the most important reasons for the saltwater intrusion into these aquifers. Condition of extraction system such as well depth, discharge rate, saltwater concentration and etc. could affect this process widely. Thus, investigating different extract...

2015
Katherine Carpenter Vaibhav Bahadur

Most studies on icephobicity focus on ice formation with pure water. This manuscript presents studies to understand the influence of surfaces on saltwater ice nucleation and propagation. Experiments are conducted to quantify the influence of surface chemistry on saltwater ice nucleation and to understand the utility of superhydrophobic surfaces for saltwater icephobicity. These experiments are ...

Journal: Desert 2018
H. Ghasemieh, I.D. Clark M. Mirzavand R. Bagheri S.J. Sadatinejad

Owing to population growth and water demand, coastal aquifers all over the world are over–pumped, resulting in serious problems such as saltwater intrusion. So, in these conditions, assessing the groundwater system’s vulnerability and finding areas with saltwater intrusion potential are vital for the better management of aquifers. In this study, AHP-GALDIT was applied to saltwater intrusion vul...

2017
John C. Majsztrik R. Thomas Fernandez Paul R. Fisher Daniel R. Hitchcock John Lea-Cox James S. Owen Lorence R. Oki Sarah A. White

While governments and individuals strive to maintain the availability of high-quality water resources, many factors can "change the landscape" of water availability and quality, including drought, climate change, saltwater intrusion, aquifer depletion, population increases, and policy changes. Specialty crop producers, including nursery and greenhouse container operations, rely heavily on avail...

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