نتایج جستجو برای: irrigation and drainage projects

تعداد نتایج: 16848934  

2011
Roberto Gabrielli Maria Sofia Rosati Giovanni Caselli Alessandro Carra Andrea Siani

We report successful management of aortic graft infection without graft explanation or extra-anatomic bypass. A 61 year-old male who had undergone surgical repair of a type IV thoraco-abdominal aortic aneurysm presented with left flank pain and raised inflammatory markers following graft implantation. CT scanning revealed a left psoas fluid collection. Graft infection was diagnosed. A radio-gui...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
افسانه ملک حسینی کارشناس ارشد توسعه روستایی علی اصغر میرک زاده استادیار دانشگاه رازی کرمانشاه

the main purpose of this study was to investigate of economic impacts of soleimanshah dam on rural development in regions that are under influence of irrigation and drainage network of dam. in this research quantitative-qualitative research method was used and information gathered with questionnaire, interview, and direct observation. statistical population of research in qualitative part consi...

Journal: :Journal of the Irrigation and Drainage Division 1960

2007
A. EL-BAKRI M. A. TANTAWI

Abstract The possibility of estimating groundwater inflow to irrigation drains in Minia, Egypt, using stable isotopes has been explored. The evaporation pan technique described here makes use of small variations in the concentration of naturally occurring stable isotopes (oxygen-18 and deuterium) in irrigation-fed groundwater and surface water as well as agricultural drainage water. The agreeme...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم 1393

in this thesis, structural, electronical, and optical properties of inverse pervskite(ca3pbo) in cubic phase have been investigated.the calculation have been done based on density functional theory and according to generalized gradiant approximate (gga) as correlating potential. in order to calculate the configurations, implementing in the wien2k code have been used from 2013 version. first of ...

2002
Safwat Abdel-Dayem

The state of development of drainage in arid and semi-arid countries is lagging far behind the development of irrigation. This leaves the worlds’ irrigated agriculture at high risk of losing productive lands to waterlogging and salinization. As development of new irrigation projects will not likely happen any more as in the sixties and seventies, drainage of existing irrigated lands can contrib...

2018
Zheng Yao Weiliang Tian Xin Xu Qian Huang Yunzhao Zhao

RATIONALE Currently, the use of double-lumen irrigation-suction tube for drainage has become increasingly more common. However, the insertion process is complex, and the position of the double cannula placed in this manner is not accurate. We developed a method for placing the drainage tube and use it in the treatment of an abdominal infection. PATIENT CONCERNS A 51-year-old man with an abdom...

Journal: :The British journal of ophthalmology 1988
B L Halliday

A surgical head rest is described that gives good wrist support, provides space to place instruments, and allows drainage of irrigation fluid.

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