نتایج جستجو برای: climatic condition

تعداد نتایج: 345265  

2010
Michele Casini Valerio Bartolino Juan Carlos Molinero Georgs Kornilovs

How multiple stressors influence fish stock dynamics is a crucial question in ecology in general and in fisheries science in particular. Using time-series covering a 30 yr period, we show that the body growth of the central Baltic Sea herring Clupea harengus, both in terms of condition and weight-at-age (WAA), has shifted from being mainly driven by hydro-climatic forces to an interspecific den...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ریاضی 1389

in this thesis, first the notion of weak mutual associativity (w.m.a.) and the necessary and sufficient condition for a $(l,gamma)$-associated hypersemigroup $(h, ast)$ derived from some family of $lesssim$-preordered semigroups to be a hypergroup, are given. second, by proving the fact that the concrete categories, semihypergroups and hypergroups have not free objects we will introduce t...

ژورنال: علوم آب و خاک 2008
خداقلی, مرتضی , سلطانی کوپایی, سعید , یغمایی, لیلا ,

In order to determine the effect of climatic factors on distribution of Artemisia aucheri and Artemisia sieberi in Isfahan province, thirty nine most important climatic elements in ecological condition of these species were selected. Using a factor analysis method, the most important factors in distribution of these species were determined. These factors which cover 92.3% of the total variance ...

Journal: :The Israel Medical Association journal : IMAJ 2005
Shlomi Codish Sergey Dobrovinsky Mahmoud Abu Shakra Daniel Flusser Shaul Sukenik

BACKGROUND The efficacy of spa therapy in ankylosing spondylitis has not been investigated extensively. OBJECTIVE To study the efficacy of balneotherapy and climatic therapy (climatotherapy) at the Dead Sea area in patients with ankylosing spondylitis. METHODS In a single-blind randomized controlled study, 28 patients suffering from ankylosing spondylitis were allocated into two groups of 1...

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