نتایج جستجو برای: free water subsurface fws

تعداد نتایج: 1049029  

Journal: :Tree physiology 2014
Gregorio Egea María M González-Real Bernardo Martin-Gorriz Alain Baille

Branch/tree-level measurements of carbon (C)-acquisition provide an integration of the physical and biological processes driving the C gain of all individual leaves. Most research dealing with the interacting effects of high-irradiance environments and soil-induced water stress on the C-gain of fruit tree species has focused on leaf-level measurements. The C-gain of both sun-exposed leaves and ...

2017
Ajay Kumar Rameshwar S. Kanwar Lajpat R. Ahuja

The Root Zone Water Quality Model (RZWQM, V 3.25) was used to simulate the effect of swine manure applications on nitrate-nitrogen (NO3-N) concentrations in subsurface drain water from continuous corn for Iowa soils. Measured values of subsurface drain flow, NO3-N concentrations in drainage water, and residual NO3-N in the soil profile from three chisel plow plots were available for the growing...

ژورنال: علوم آب و خاک 2019

Subsurface drip irrigation systems, compared to other irrigation systems (basin and furrow), enhance the delivery of water and nutrients directly into the root zone. The purposes of this study were to determine wetting front advancement in a subsurface drip irrigation and to compare the results with the HYDRUS 2D model simulation. In this study, the irrigation using T-Tape was carried out on a ...

2007
Howard Johnson

The Fiji Platform developed as an island arc in the Tertiary. Extensional and transpressional tectonics have deformed the fill of extensive sedimentary basins within the Platform. These basins commonly contain over 3 km of stratified deposits. Five deep petroleum-exploration wells were drilled between 1980 and 1982, but all were dry. There remain reasonable prospects, however, because none of t...

1998
C. Russ Philbrick Peter K. Kitanidis

Heuristic or intuitive rules based on experience may not be efficient when applied to the management of water supply systems that contain both surface and subsurface storage. In particular, rules that assign subsurface storage the role of a backup to surface storage do not recognize the different capabilities of surface and subsurface storage. We demonstrate how to incorporate the different cap...

Journal: :Jornal de pediatria 2015
Eduardo Mekitarian Filho Werther Brunow de Carvalho

OBJECTIVES To summarize the main clinical entities associated with fever without source (FWS) in infants, as well as the clinical management of children with occult bacteremia, emphasizing laboratory tests and empirical antibiotics. SOURCES A non-systematic review was conducted in the following databases--PubMed, EMBASE, and SciELO, between 2006 and 2015. SUMMARY OF THE FINDINGS The prevale...

Journal: :journal of agricultural science and technology 2015
n. monfared m. yazdanpanah k. tavakoli

the aim of this study was to investigate the effect of the addition of commercial lipase in various forms on the acceleration of the ripening of uf-feta cheese. commercial lipase from aspergillus niger was encapsulated by using silica composition based on sol-gel method. lipase was then added to cheeses in three forms, namely, free lipase, encapsulated lipase, and encapsulated lipase with arabi...

D.K. Singh, T.B.S. Rajput

Subsurface drip irrigation is defined as application of water below the soil surface through emitters, with discharge rates generally in the same range as surface drip irrigation. It has many advantages over surface drip. To see the response of subsurface drip irrigation on okra yield, a study was conducted at Indian Agricultural Research Institute, New Delhi, India during 2003 and 2004. Okra (...

زیبایی, منصور , شعبانی, محمد کاظم , هنر, تورج,

Limitations of rainfall and surface water resources farmers have to use both surface and subsurface resources for growing different crops. In this study optimal management of irrigation water allocation and cropping pattern utilizing conjunctive use of surface and subsurface water resources is studied. Also the effect of reducing water consumption in different growth stages with different irrig...

2009
Pierre Beck Antoine Pommerol Bernard Schmitt

Introduction: The presence of subsurface water ice on Mars has now been recognized by several instruments, including in situ observation by the Phoenix Lander in high-latitude region [1]. This ice could represent a significant water reservoir and might participate actively in the global Mars water cycle [2]. Subsurface water ice is supposed to be buried below an ice-free regolith layer, produce...

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