نتایج جستجو برای: time interval of winter shamalkain
تعداد نتایج: 21278979 فیلتر نتایج به سال:
PURPOSE The recent increase in the prevalence of allergic diseases is hypothetically attributed to immune dysregulation in turn caused by a reduction in exposure to sunlight. We explored relationships between birth season, sunlight exposure, exercise duration, and an allergic disease. METHODS We performed a questionnaire-based survey on allergic diseases among elementary school students. Birt...
Flowering time is an important trait in wheat breeding as it affects adaptation and yield potential. The aim of this study was to investigate the genetic architecture of flowering time in European winter bread wheat cultivars. To this end a population of 410 winter wheat varieties was evaluated in multi-location field trials and genotyped by a genotyping-by-sequencing approach and candidate gen...
An optimal strategy based on minimum effort control and also with terminal positionconstraint is developed for an exoatmospheric interceptor with a fixed- interval guidance time. It isthen integrated with sliding-mode control theory to drive an optimal sliding-mode guidance law forfixed-interval guidance time. In addition, this guidance law is generalized for intercepting anarbitrarily time-var...
Crop depends on its canopy to intercept solar radiation to drive both assimilation and water, nutrient absorption for its growth. Field experiments, involving three sowing time and three sowing rate, were conducted at Luancheng Station to investigate the effects of canopy size and development on crop growth and radiation use efficiency (RUE) of winter wheat during 2009/2010 and 2010/2011 gr...
Recently, several studies taking into account the ability for a gene to be absent or to have some copies in genomes have been proposed, as the examplar distance [11, 6] or the gene matching computation between two genomes [10, 3]. In this paper, we study the time complexity of the conserved interval distance computation considering duplicated genes using both those two strategies.
BACKGROUND Several reports have evaluated the association between seasonal variation and acute heart failure (AHF) onset. Cold weather may induce AHF, but the clinical characteristics of patients susceptible to AHF during winter have not been established. Clinical Scenario (CS) is used in the early clinical management of AHF, so we investigated the relationship between CS classification and win...
Abstract Glacier surges are periodic episodes of mass redistribution characterized by dramatic increases in ice flow velocity and, sometimes, terminus advance. We use optical satellite imagery to document five previously unexamined surge events Sít’ Kusá (Turner Glacier) the St. Elias Mountains Alaska from 1983 2013. Surge had an average recurrence interval ~5 years, making it shortest known re...
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