搜索结果: 1-15 共查到“wintertime”相关记录18条 . 查询时间(0.07 秒)
Daily supplementation with 15 μg vitamin D2 compared with vitamin D3 to increase wintertime 25-hydroxyvitamin D status in healthy South Asian and white European women: a 12-wk randomized, placebo-controlled food-fortification trial
vitamin D vitamin D2 vitamin D3 25-hydroxyvitamin D randomized controlled trial food fortification healthy women South Asian white European
2018/11/15
Background: There are conflicting views in the literature as to whether vitamin D2 and vitamin D3 are equally effective in increasing and maintaining serum concentrations of 25-hydroxyvitamin D [25(OH...
Vitamin D–enhanced eggs are protective of wintertime serum 25-hydroxyvitamin D in a randomized controlled trial of adults
bioaddition RCT vitamin D deficiency vitamin D–enhanced eggs 25(OH)D
2018/12/13
Background: Despite numerous animal studies that have illustrated the impact of additional vitamin D in the diet of hens on the resulting egg vitamin D content, the effect of the consumption of such e...
The Wintertime Subtropical Current in the Northwestern Pacific
Northwestern Pacific Wintertime Subtropical Current
2015/7/16
The strong wintertime westward current in the northwestern Pacific between 18°N and 23°N was investigated using data from satellite-tracked drifters. The decadal strengthening of the negative wind str...
Variability of Wintertime Surface Air Temperature over the Kingdom of Saudi Arabia
Winter Temperature Saudi Arabia Coefficient of Variability Trends Cumulative Annual Mean
2013/2/26
Variability of wintertime surface air temperature (SAT) in the Kingdom of Saudi Arabia (KSA) is studied. The study is based on time series over thirty one years in length (1978-2008). For the analysis...
Wintertime pollution over the Eastern Indo-Gangetic Plains as observed from MOPITT, CALIPSO and tropospheric ozone residual data
Wintertime pollution the Eastern Indo-Gangetic Plains tropospheric ozone residual data
2010/12/28
A large wintertime increase in pollutants has been observed over the eastern parts of the Indo Gangetic Plains. We use improved version 4 carbon monoxide (CO) retrievals from the Measurements of Pollu...
Inter-comparison of source apportionment models for the estimation of wood burning aerosols during wintertime in an Alpine city (Grenoble, France)
source apportionment models wood burning aerosols wintertime an Alpine city
2010/8/13
The emission of organic aerosols (OA) in the ambient air by residential wood burning is nowadays a subject of great scientific concern and a growing number of studies aim at apportioning the influence...
Characteristics and Sources of Carbonaceous, Ionic, and Isotopic Species of Wintertime Atmospheric Aerosols in Kathmandu Valley, Nepal
Carbonaceous aerosols Kathmandu Ionic aerosols Isotope ratios
2016/3/29
To investigate the air pollution from aerosols in Kathmandu during winter, bulk aerosol samples were collected during
winter 2007–2008 to characterize carbonaceous and ionic species and carbon and ni...
Hygroscopic growth of urban aerosol particles in Beijing (China) during wintertime: a comparison of three experimental methods
Hygroscopic growth urban aerosol particles experimental method
2009/9/23
The hygroscopic properties of atmospheric aerosols are highly relevant for the quantification of radiative effects in the atmosphere, but also of interest for the assessment of particle health effects...
A multimethodological approach to study the spatial distribution of air pollution in an Alpine valley during wintertime
spatial distribution air pollution Alpine valley wintertime
2009/6/2
In order to investigate the spatial distribution of air pollutants in the Inn valley (Tyrol, Austria) during wintertime, a joint field campaign of the three research projects ALPNAP (Monitoring and Mi...
Source apportionment of elevated wintertime PAHs by compound-specific radiocarbon analysis
elevated wintertime PAHs compound-specific radiocarbon
2009/6/2
Natural abundance radiocarbon analysis facilitates distinct source apportionment between contemporary biomass/biofuel (14C "alive") versus fossil fuel (14C "dead") combustion. Here, the first compound...
Wintertime Interactions of the Atmosphere with the Mediterranean Sea
Wintertime Interactions Mediterranean Sea Atmosphere
2009/4/3
The net loss of heat by the Mediterranean Sea was determined for February 1969 while oceanographers observed the cooling and sinking of the water south of France. The heat loss during the four precedi...
Wintertime Winds and Coastal Sea-Level Fluctuations in the Northeast China Sea. Part I：Observations
Wintertime Winds Northeast China Sea Coastal Sea-Level Fluctuations
2009/2/6
Analyses of low-pass filtered coastal sea-level data and geostrophic winds derived from surface pressure charts for the period of 1 December 1980 through 31 March 1981 indicate that the wintertime dyn...
Wintertime Convection in a Gulf stream Warm Core Ring
Wintertime Convection Gulf stream Warm Core Ring
2009/1/16
Wintertime convection creates deep mixed layers which determine the water mass characteristics and potential vorticity for waters in the main pycnocline of the world ocean. Diabatic cooling is most in...
Wintertime Winds and Coastal Sea-Level Fluctuations in the Northeast China Sea. Part II：Numerical Model
Wintertime Winds Northeast China Sea Coastal Sea-Level Fluctuations Numerical Model
2009/1/10
As a sequel to data analysis reported in Part I, a numerical model of the wintertime wind-driven circulation of the northeast Chine Sea is developed with the primary purpose of achieving an understand...
A Mechanism for the Recurrence of Wintertime Midlatitude SST Anomalies
ocean temperature deep mixed layer Wintertime Midlatitude
2008/12/11
In the early 1970s, Namias and Born speculated that ocean temperature anomalies created over the deep mixed layer in winter could be preserved in the summer thermocline and reappear at the surface in ...