نتایج جستجو برای: water limitation

تعداد نتایج: 599858  

Journal: :international journal of agricultural management and development 2013
gholamreza zamanian mehdi jafari shahram saeedian

the scarcity of water resources and supply resources limitation, have caused an increasing gap between water supply and demand specially in recent decades in almost all regions of the globe. one of the best known solutions proposed by the economists is using the different water pricing approaches thereby obtaining the optimal allocation and social justice. to this purpose, this paper uses the p...

Journal: :Journal of rehabilitation research and development. Clinical supplement 1990
A L Behrman

UNLABELLED The list of individualized needs of the wheelchair user as developed by the medical and personal profile assessment can be categorized under the general goals to be accomplished through the process of the wheelchair recommendation: MEDICAL PROFILE: MEDICAL HISTORY (1) Compensate for loss or absence of function. (2) Promote good health through prevention of problems. Physical Assess...

Journal: :The journals of gerontology. Series A, Biological sciences and medical sciences 2011
Roland J Thorpe Annemarie Koster Stephen B Kritchevsky Anne B Newman Tamara Harris Hilsa N Ayonayon Sara Perry Ronica N Rooks Eleanor M Simonsick

BACKGROUND This study examines the relationship between race and mobility over 5 years in initially well-functioning older adults and evaluates how a broad set of socioeconomic status indicators affect this relationship. METHODS Data were from 2,969 black and white participants aged 70-79 from the Health, Aging, and Body Composition study. Mobility parameters included self-reported capacity t...

Journal: :The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association 2005
Tari D Topolski Todd C Edwards Donald L Patrick

OBJECTIVE Compare the quality of life (QOL) of youth living with visible facial differences (FDs) with youth living with a visible nonfacial difference (i.e., mobility limitations), an invisible difference (i.e., attention deficit/hyperactivity disorder), or no known difference. DESIGN An observational study of perceived QOL among adolescents with FDs (n = 56), adolescents with no diagnosed c...

Gholamreza Zamanian Mehdi Jafari Shahram Saeedian

The scarcity of water resources and supply resources limitation, have caused an increasing gap between water supply and demand specially in recent decades in almost all regions of the globe. One of the best known solutions proposed by the economists is using the different water pricing approaches thereby obtaining the optimal allocation and social justice. To this purpose, this paper uses the p...

Journal: :The American naturalist 2013
Caroline E Farrior Ray Dybzinski Simon A Levin Stephen W Pacala

Abstract The dependence of forest productivity and community composition on rainfall is the result of complex interactions at multiple scales, from the physiology of carbon gain and water loss to competition among individuals and species. In an effort to understand the role of these multiscale interactions in the dependence of forest structure on rainfall, we build a tractable model of individu...

2005
JOSE L. REYES ADRIANA GARAY-ARROYO FRANCISCO CAMPOS FRANCESCO SALAMINI DOROTHEA BARTELS ALEJANDRA A. COVARRUBIAS

Hydrophilins are a wide group of proteins whose defining characteristics are high hydrophilicity index (> 1.0) and high glycine content (> 6%). The transcripts of most hydrophilins accumulate in response to water deficit in organisms such as plants, fungi and bacteria. In plants, most of the known Late Embryogenesis Abundant (LEA) proteins belong to this group (Garay-Arroyo et al., Journal of B...

Journal: :Chemical communications 2010
Daniel T Schühle Patrick van Rijn Sophie Laurent Luce Vander Elst Robert N Muller Marc C A Stuart Jürgen Schatz Joop A Peters

Paramagnetic liposomes used as contrast agents in magnetic resonance imaging (MRI) often suffer from low efficacies because of slow water diffusion through the membrane. We present an approach to overcome this limitation by incorporation of a calix[4]arene based agent that expresses the chelates towards the bulk water.

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