نتایج جستجو برای: tolerance indicators

تعداد نتایج: 235394  

2014
Ted Greiner

BACKGROUND Accurate measurement of the duration of exclusive breastfeeding is complicated by factors related to definitions, timing, duration of recall, methods of analysis, and sample biases. Clearly prospective methods are likely to be more accurate but are too expensive to use in most large-scale surveys. Internationally, most surveys use a point-in-time or current status measurement (usuall...

Journal: :Marine pollution bulletin 2013
Sarah J Bourlat Angel Borja Jack Gilbert Martin I Taylor Neil Davies Stephen B Weisberg John F Griffith Teresa Lettieri Dawn Field John Benzie Frank Oliver Glöckner Naiara Rodríguez-Ezpeleta Daniel P Faith Tim P Bean Matthias Obst

This viewpoint paper explores the potential of genomics technology to provide accurate, rapid, and cost efficient observations of the marine environment. The use of such approaches in next generation marine monitoring programs will help achieve the goals of marine legislation implemented world-wide. Genomic methods can yield faster results from monitoring, easier and more reliable taxonomic ide...

Ezatollah Farshadfar, Mohammad Mehdi Poursiahbidi Seyed Mehdi Safavi

One of the possible ways to ensure future food needs of an increasing world population involves the better water use through the development of crop varieties which need less water and are more tolerant to drought. In order to study the response of twenty landraces of bread wheat to drought stress, an experiment was conducted in a randomized complete block design with three replications under t...

2013
Yong Yu Zhi-Qiang Liu Xiao-Yu Liu Li Yang Xiao-Rui Geng Gui Yang Zhi-Gang Liu Peng-Yuan Zheng Ping-Chang Yang

BACKGROUND AND AIMS Loss of the endotoxin tolerance of intestinal epithelium contributes to a number of intestinal diseases. The etiology is not clear. Psychological stress is proposed to compromise the intestinal barrier function. The present study aims to elucidate the role of the stress-derived corticotropin releasing factor (CRF) in breaching the established intestinal epithelial endotoxin ...

Journal: :تحقیقات مهندسی کشاورزی 0
فرزاد پاسیار کارشناس ارشد دانشگاه تربیت مدرس محمدجواد منعم دانشیار دانشکدة کشاورزی دانشگاه تربیت مدرس

an important problem in performance evaluations of irrigation systems is the difficulty of the determining share of structural and operational elements and determining improvement solutions. in most studies, the combined impact of structural and operational elements on the performance of irrigation systems is assessed. some researchers try to separate the effects of structural and operational e...

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