نتایج جستجو برای: irrigation rates

تعداد نتایج: 476343  

2017
Lily R. Mundy Mark J. Gage Richard S. Yoon Frank A. Liporace

BACKGROUND The need for reoperation or wound infection treatments between pulsatile and gravity irrigation are statistically equivalent, however, it is unclear which method maximizes operative efficiency and expeditious irrigation. In this study we set out to determine the differences in irrigation rate between these various treatment methods. METHODS This was an ex-vivo experimental laborato...

2017
Pete W. Jacoby Xiaochi Ma Jeremy R. Thompson

During 2015, vines receiving season-long drip irrigation delivered into the lower root zone via hard plastic tubes yielded 70 % of commercial production while receiving only 15% of the water as the vines receiving full commercial rates of surface drip irrigation. Vines receiving direct root-zone (DRZ) irrigation at rates reduced to 60, 30, and 15% of commercial drip irrigation (DI) produced ind...

Journal: :Journal of environmental quality 2003
A Adeli J J Varco D E Rowe

Maximizing utilization of effluent nutrients by forage grasses requires a better understanding of irrigation rate and timing effects. This study was conducted in 1998 and 1999 on a Vaiden silty clay (very-fine, smectitic, thermic Aquic Dystrudert) soil to determine the effects of swine lagoon effluent irrigation rate and timing on bermudagrass [Cynodon dactylon (L.) Pers.] growth, nitrogen (N) ...

2014
Mohamed M. Hussein Ashok K. Alva M. M. Hussein A. K. Alva

Drought stress (DS) is an important limiting factor for crop growth and production in some regions of the world. Limitation in water availability precludes optimal irrigation in some production regions. Therefore, investigations on the interaction of other factors to mitigate the DS to varying degree are important. Two field experiments were conducted in the experimental farm of the National Re...

Journal: :The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques 2007
Mustafa Gurelik Adem Aslan Bilge Gurelik Unal Ozum Ozen Karadag H Zafer Kars

OBJECTIVE Burr-hole irrigation and burr-hole drainage without irrigation are the most popular methods for treatment of chronic subdural haematoma. It is not well known if irrigation is necessary or which method has a higher recurrence rate. We compared the recurrence rates of those two methods. MATERIALS AND METHODS Forty-two patients were treated by burr-hole irrigation (irrigation group), w...

2017
Andreas Bartley Asgeir S Jakola Jiri Bartek Jimmy Sundblom Petter Förander Niklas Marklund Magnus Tisell

BACKGROUND Chronic subdural hematoma (cSDH) is one of the most common conditions encountered in neurosurgical practice. Recurrence, observed in 5-30% of patients, is a major clinical problem. The temperature of the irrigation fluid used during evacuation of the hematoma might theoretically influence recurrence rates since irrigation fluid at body temperature (37 oC) may beneficially influence c...

Journal: :چغندرقند 0
سید معین الدین رضوانی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی همدان

this research was carried out to evaluate the effects of irrigation methods and n fertilizer rates on the quantity and quality of sugar beet in ekbatan research station during 2001 and 2002. experiment was performed in split-plot with 3 replications and 15 treatments. treatments included 3 irrigation systems: sprinkler (solid set)، furrow (hydroflum) and drip (tape: 508-20-500) in main plots an...

2017
Masashi KUWABARA Takashi SADATOMO Kiyoshi YUKI Keisuke MIGITA Yasutaka IMADA Kiyoharu SHIMIZU Takeshi HARA Hideo OBA Kaoru KURISU

Chronic subdural hematomas (CSDHs) occur often in elderly persons and can occur with mild head trauma. With burr-hole irrigation as standard treatment, symptoms usually improve and can be cured, and outcomes are good, but postoperative recurrences are a common problem. This study investigated the effectiveness and recurrence rates when using artificial cerebrospinal fluid (ACF) instead of norma...

2017
Mamoun Abdelrahman Niall F. Davis Barry P. McMahon Michael Walsh Thomas E.D. McDermott John A. Thornhill Rustom P. Manecksha

Introduction We aimed to investigate irrigation and drainage characteristics of commercially available urethral catheters and determined which catheter offers the best flow characteristics. Material and methods Twelve different commercially available urethral catheters from three companies (Bard™, Rusch™ and Dover™) were investigated to compare their irrigation and drainage properties. Irriga...

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