نتایج جستجو برای: dry temperature

تعداد نتایج: 535134  

2009

Increased atmospheric [CO2] could theoretically lead to increased forest productivity (‘CO2 fertilization’). This mechanism was hypothesized as a possible explanation for biomass increases reported from tropical forests in the last 301 years. We used unique long-term records of annually measured stands (eighteen 0.5 ha plots, 10 years) and focal tree species (six species, 24 years) to assess th...

÷نج تن دوست, محمود, امینی دهقی, مجید, غلامحسینی, مجید, مدرس ثانوی, سید علی محمد,

In order to study the effect of air and root-zone temperature on yield, yield components, nodulation and nitrogen fixation of three annual medics, an experiment was conducted in controlled environment (growth chamber) at the Faculty of Agriculture, Tarbiat Modares University in 2006. The experiment was performed as a spilt split plot with the layout of completely randomized design with three re...

Journal: :jundishapur journal of health sciences 0
peymaneh habibi department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran reza momeni department of engineering occupational health, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran habibollah dehghan department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran; department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran. tel: +98-3117922733, fax: +98-3116682509

conclusions the results showed that, compared to participants with normal weights, physiological and thermal perceptual responses were higher in overweight participants. therefore, overweight individuals should avoid hot/dry weather conditions to decrease the amount of heat strain. results in both groups, oral temperature, heart rate, and thermal perceptual responses increased during heat expos...

2009
WEN ZHOU JOHNNY C. L. CHAN Guy Carpenter WEN CHEN JIAN LING JOAQUIM G. PINTO YAPING SHAO

In January 2008, central and southern China experienced persistent low temperatures, freezing rain, and snow. The large-scale conditions associated with the occurrence and development of these snowstorms are examined in order to identify the key synoptic controls leading to this event. Three main factors are identified: 1) the persistent blocking high over Siberia, which remained quasi-stationa...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Noah S Diffenbaugh Deepti Singh Justin S Mankin Daniel E Horton Daniel L Swain Danielle Touma Allison Charland Yunjie Liu Matz Haugen Michael Tsiang Bala Rajaratnam

Efforts to understand the influence of historical global warming on individual extreme climate events have increased over the past decade. However, despite substantial progress, events that are unprecedented in the local observational record remain a persistent challenge. Leveraging observations and a large climate model ensemble, we quantify uncertainty in the influence of global warming on th...

2016
Melissa J. Wolz Katelyn E. Sadler Caela C. Long Daniel S. Brenner Brian S. Kim Robert W. Gereau Benedict J. Kolber

Changes in cold temperature sensitivity are often associated with chronic pain conditions. Progress in understanding the neurobiological mechanism underlying these changes and resulting development of effective therapies has been slowed by the accessibility and affordability of devices used to measure thermal sensitivity in humans. To address this gap, we developed an inexpensive method to meas...

Journal: :PeerJ 2016
Nathan F Bendik Kira D McEntire Blake N Sissel

Critical habitat for many species is often limited to occupied localities. For rare and cryptic species, or those lacking sufficient data, occupied habitats may go unrecognized, potentially hindering species recovery. Proposed critical habitat for the aquatic Jollyville Plateau salamander (Eurycea tonkawae) and two sister species were delineated based on the assumption that surface habitat is r...

2014
Eric Seelenfreund William A. Robinson Carol M. Amato Aik-Choon Tan Jihye Kim Steven E. Robinson

The standard method for the storage and preservation of RNA has been at ultra-low temperatures. However, reliance on liquid nitrogen and freezers for storage of RNA has multiple downsides. Recently new techniques have been developed for storing RNA at room temperature utilizing desiccation and are reported to be an effective alternative for preserving RNA integrity. In this study we compared fr...

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