نتایج جستجو برای: global variation

تعداد نتایج: 731710  

Journal: :journal of current ophthalmology 0
هرمز شمس hormoz chams محسن رستمی mohsen rostami سیدفرزاد محمدی s-farzad mohammadi shigeaki ohno

purpose : to review epidemiological aspects of uveitis in asia and compare it with few major reports from outside of this continent methods : we have reviewed 522 articles concerning the causes and patterns of uveitis and 22 major epidemiology reviews, registered from 1962 to 2009 in medline-database. we have selected 7 major reviews from asia and compared it with five major articles from afric...

Journal: :SIAM Journal on Numerical Analysis 1999

2017
Stefan Kapeller Ulf Dieckmann Silvio Schueler

Predicting species distribution changes in global warming requires an understanding of how climatic constraints shape the genetic variation of adaptive traits and force local adaptations. To understand the genetic capacity of Norway spruce populations in Central Europe, we analyzed the variation in tree heights at the juvenile stage in common garden experiments established from the species' war...

Journal: :CoRR 2014
Holger Paul Keeler Nathan Ross Aihua Xia

We consider the point process of signal strengths from transmitters in a wireless network observed from a fixed position under models with general signal path loss and random propagation effects. We show via coupling arguments that under general conditions this point process of signal strengths can be well-approximated by an inhomogeneous Poisson or a Cox point processes on the positive real li...

Journal: :Genome Biology and Evolution 2018

Journal: :Journal of Vegetation Science 2021

Questions What are the functional trade-offs of vascular plant species in global alpine ecosystems? How is variation related to vegetation zones, climatic groups and biogeographic realms? relative contribution macroclimate evolutionary history shaping communities? Location Global. Methods We compiled a data set with 5,532 geo-referenced plots, 1,933 six traits. used principal component analysis...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1391

abstract global financial crisis has created too many problems in relations among governments. among these problems, the issue of global monetary management, more than every time in the past four decades, has been moved in the center of international economic attentions. a problem which is specially known with the monetary hostility between united states and public republic of china. where ar...

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