نتایج جستجو برای: irrigation

تعداد نتایج: 42543  

2014
J. Ippolito D. Bjorneberg

Furrow irrigation detaches and transports soil particles and subsequently nutrients such as phosphorus (P). To reduce the risk of erosion and offsite P movement, producers can convert from furrow to sprinkler irrigation. We completed research on soil P dynamics in furrow versus sprinkler irrigated soils from four paired fields in south central Idaho. Surface soils (0-2.5 inches) were obtained f...

2011
Henk Schulte Nordholt

This article takes issue with Stephen Lansing's bottom-up model of Balinese irrigation management. Based on archival research and extensive fieldwork in the former south Balinese kingdom of Mengwi, it is argued that in pre-colonial days large scale irrigation depended largely on dynastic involvement. During the colonial period (1906-1942) the Dutch took over the role of regional irrigation mana...

2017
Gill Norman Ross A Atkinson Tanya A Smith Ceri Rowlands Amber D Rithalia Emma J Crosbie Jo C Dumville

BACKGROUND Surgical site infections (SSIs) are wound infections that occur after an operative procedure. A preventable complication, they are costly and associated with poorer patient outcomes, increased mortality, morbidity and reoperation rates. Surgical wound irrigation is an intraoperative technique, which may reduce the rate of SSIs through removal of dead or damaged tissue, metabolic wast...

2018
Bairen Pang Ke Zhang Isaya Kisekka Scott Bean Meng Zhang Donghai Wang

With reduced water resources available for agriculture, scientists and engineers have developed innovative technologies and management strategies aimed at increasing efficient use of irrigation water. The objective of this research was to study the impact of deficit irrigation strategies on sorghum grain attributes and bioethanol production. Grain sorghumwas planted at Southwest Research-Extens...

Journal: :BMC Urology 2007
LI Okeke

BACKGROUND Transurethral resection of the prostate gland with irrigation fluid at room temperature leads to perioperative hypothermia which could give rise to adverse cardiovascular events in the perioperative period. The use of isothermic irrigation fluid reduces but does not eliminate this risk. Routine use of warm intravenous fluids along with isothermic irrigation had not been documented. T...

Journal: :International endodontic journal 2014
H Arslan I D Capar G Saygili T Gok M Akcay

AIM To compare the efficacy of photon-induced photoacoustic streaming (PIPS) technique with conventional, sonic and ultrasonic irrigation on the removal of apically placed dentinal debris from an artificial groove created in a root canal. METHODOLOGY Root canal preparation was performed up to size 40 on 48 extracted single-rooted teeth using ProTaper rotary instruments. The specimens were the...

Journal: :The Laryngoscope 2015
Josef Shargorodsky Andrew P Lane

BACKGROUND Nasal saline irrigation is a common component of chronic rhinosinusitis (CRS) management. The benefits of irrigation have been noted in primary and postoperative management of CRS. The irrigation consists of physiologic saline solution applied into a nostril via a squeeze-bottle, a bulb syringe, or a neti pot. As the saline flows through the nasal cavity from anterior to posterior, t...

2015
Karin Blomgren Lotta Eliander Maija Hytönen Suvi Ylinen Mirja Laitio Paula Virkkula

BACKGROUND Antral irrigation earlier had an important role in the diagnosis and treatment of rhinosinusitis. Nowadays, it is often considered too unpleasant. However, the experience of patients of this procedure has been very seldom evaluated. Nor has the effect on pain in rhinosinusitis been evaluated. The aim of this study was to evaluate patients' experience of discomfort and pain during ant...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2005
Y W Feng I Yoshinaga E Shiratani T Hitomi H Hasebe

We studied nutrient balance in a paddy field that had a recycling irrigation system and evaluated the effect of the irrigation system on nutrient balance during the irrigation period, from April to August 2002. Chemical fertilizer was the main input of phosphorus; the soil absorbed about 56% of it. The amount of nitrogen supplied by the irrigation system was higher than in a representative padd...

2016
Snigdha Thakur

Local wound debridement in the diseased pulp space is the main step in root canal treatment to prevent the tooth from being a source of infection. Successful root canal therapy is always based on the combination of proper instrumentation, irrigation and obturation of the root canal. Of these three essential steps of root canal therapy, irrigation of the root canal is the most important techniqu...

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