نتایج جستجو برای: warm spring

تعداد نتایج: 79684  

2014
Margaret Loughnan Nigel Tapper Terence Loughnan

The effects of extreme temperatures on human health have been well described. However, the adverse health effects of warm weather that occurs outside the summer period have had little attention. We used daily anomalous AMI morbidity and daily anomalous temperature to determine the impact of "unseasonable" temperature on human health. The "unseasonably" warm weather was attributed to a slow movi...

2015
Emmanuelle Fréchette Christopher Y. S. Wong Laura Verena Junker Christine Yao-Yun Chang Ingo Ensminger

In evergreen conifers, the winter down-regulation of photosynthesis and its recovery during spring are the result of a reorganization of the chloroplast and adjustments of energy-quenching mechanisms. These phenological changes may remain undetected by remote sensing, as conifers retain green foliage during periods of photosynthetic down-regulation. The aim was to assess if the timing of the sp...

2002
YONGSHENG ZHANG BIN WANG GUOXIONG WU

The temporal and spatial structures of the atmospheric circulation associated with the climatology and interannual variations of the summer monsoon onset over the Indochina Peninsula were studied using the observed daily rainfall at 30 stations and the NCEP–NCAR reanalysis from 1951 to 1996. The climatological monsoon onset over Indochina is on 9 May, with a standard deviation of 12 days. The m...

2015
Shinsuke Iwasaki Atsuhiko Isobe Yasuyuki Miyao

The influence of sea surface temperature (SST) on atmospheric processes over the open ocean has been well documented. However, atmospheric responses to SST in coastal waters are poorly understood. Oceanic stratification (and consequently, SST) in coastal waters largely depends on the fortnightly spring-neap tidal cycle, because of variations in vertical tidal mixing. Here we investigate how cha...

Journal: :Journal of nematology 2013
William T Crow

Belonolaimus longicaudatus is an important parasite of both warm-season bermudagrass and winter overseed grasses used on golf courses in the southeastern United States. Field trials were conducted to study the effects of a commercial formulation of Paecilomyces lilacinus strain 251 applied to overseed grasses during the winter and early spring on population density of B. longicaudatus and bermu...

Journal: :Ecology 2008
Penelope Morgan Emily K Heyerdahl Carly E Gibson

We inferred climate drivers of 20th-century years with regionally synchronous forest fires in the U.S. northern Rockies. We derived annual fire extent from an existing fire atlas that includes 5038 fire polygons recorded from 12,070,086 ha, or 71% of the forested land in Idaho and Montana west of the Continental Divide. The 11 regional-fire years, those exceeding the 90th percentile in annual f...

Journal: :Journal of Marine Science and Engineering 2022

To understand the effects of variable water masses in northeastern East China Sea (Korea South Sea), planktonic copepods were seasonally sampled. Out a total 106 copepod species, 85 oceanic warm-water and number species varied summer, autumn, spring, winter. The study area was divided into two or three regions according to degree influence masses. Canthocalanus pauper, Clausocalanus furcatus, O...

2017
Cristina I. Petrescu

BACKGROUND The aim of the performed study was to investigate personal and environmental factors as predictors of thermal sensation perceived by a population of students in a university setting. METHODS The study consisted of two samples, a winter sample (154 students: 44.2% males and 55.8% females, aged 19-30 years) and a spring sample (147 students: 52.4% males and 47.6% females, aged 19-30 ...

Journal: :Ecology 2008
Emily K Heyerdahl Penelope Morgan James P Riser

Our objective was to infer the climate drivers of regionally synchronous fire years in dry forests of the U.S. northern Rockies in Idaho and western Montana. During our analysis period (1650-1900), we reconstructed fires from 9245 fire scars on 576 trees (mostly ponderosa pine, Pinus ponderosa P. & C. Lawson) at 21 sites and compared them to existing tree-ring reconstructions of climate (temper...

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