نتایج جستجو برای: irrigation few
تعداد نتایج: 390739 فیلتر نتایج به سال:
There are few studies on the presence of extended-spectrum β-lactamases and AmpC β-lactamases (ESBL/AmpC) in bacteria that contaminate vegetables. The role of the production environment in ESBL/AmpC gene transmission is poorly understood. The occurrence of ESBL/AmpC in Escherichia coli (n = 46) from lettuce and irrigation water and the role of irrigation water in the transmission of resistant E...
A wide variety of nasal irrigation systems are currently available for improving nasal symptoms, but few studies have compared their effectiveness with respect to patient age and type of nasal disease. This pilot study aims to compare the efficacy of two irrigation systems in 20 patients (12 males and 8 females; age range, 19-54 years; mean age, 36) with acute rhinosinusitis and treated only wi...
PURPOSE To elucidate Japanese trends for perioperative disinfection and antibiotic selection during cataract surgeries. METHODS Perioperative iodine use and antibiotic prophylaxis for cataract surgery were surveyed in eight regions in Japan by mail or through interviews from February 1 to March 1, 2014. RESULTS We surveyed 572 surgeons, of whom 386 (67%) responded. Most of the surgeons (94%...
A mixture of 1,3-dichloropropene (1,3-D) and chloropicrin (CP) (Telone C35) is an increasingly used fumigant product for pre-plant soil fumigation in California, USA. Atmospheric emissions of volatile organic compounds, including these important pesticides, is more heavily regulated in an effort to improve air-quality. Research has identified various methods of reducing fumigant emissions but e...
Background In most cases, hydration is performed by water injection into the stromal tissue with a needle. The technique is simple, however it is sometimes troublesome. Purpose We describe a simple technique for hydrating the corneal stroma in cataract surgery using an irrigation port. Patients and methods The technique began by pushing the irrigation port against the corneal stroma for a f...
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) ...
Irrigated agriculture has always been relevant to the Aragonese society. The major expansion of irrigation took place during the XX century to promote economic growth and to improve farmers’ social conditions in rural Spain. At present, maintaining irrigation in Aragon is still important because agriculture is linked to a strong agribusiness sector, and because irrigation contributes to avoid d...
The objective of this study is to present a new application of optical and radar remote sensing with high spatial ( 10 m) and temporal (a few days) resolutions for the detection of tillage and irrigation operations. The analysis was performed for irrigated wheat crops in the semi-arid Tensift/Marrakech plain (Central Morocco) using three FORMOSAT-2 images and two ASAR images acquired within one...
A suitable planting pattern and irrigation strategy are essential for optimizing winter wheat yield and water use efficiency (WUE). The study aimed to evaluate the impact of planting pattern and irrigation frequency on grain yield and WUE of winter wheat. During the 2013-2014 and 2014-2015 winter wheat growing seasons in the North China Plain, the effects of planting patterns and irrigation fre...
[1] Agricultural water use accounts for around 70% of the total water that is withdrawn from surface water and groundwater. We use a new, gridded, global-scale water balance model to estimate interannual variability in global irrigation water demand arising from climate data sets and uncertainties arising from agricultural and climate data sets. We used contemporary maps of irrigation and crop ...
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