Seasonalvariation相关论文
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This study investigated seasonal variations in PM10 and PM2.5 mass and associated trace metal concentrations in a reside......
Seasonal variation of metabolic thermogenesis in Eurasian tree sparrows Passer montanus over a latit
Phenotypic flexibility of various morphological and physiological characters is widespread in animals.Resident endotherm......
1 Basal thermogenesis of birds is beginning to be viewed as a highly flexible physiological trait influenced by environm......
Objective:Venous thromboembolism (VTE) is major complication of total jointarthroplasty (TJA), and continued controversy......
Atmospheric concentrations of 14 organophosphate esters(OPEs)were monitored by passive air sampling at 33 sites to deter......
Municipal solid waste landfill:a potential underestimated source of pharmaceuticals and personal car
Landfill serves as one of the principal practices for the final disposal of most municipal solid waste(MSW),including un......
Variability, formation and acidity of water-soluble ions in PM2.5 in Beijing based on the semi-conti
Daily PM2.5 and hourly water-soluble inorganic ions in PM2.5 and gaseous precursors were measured during June-November 2......
Tiaoxi River,as one of major river systems of Tai lake watershed,is suffering water quality degradation in recent years ......
Light absorption characteristics of carbonaceous aerosols in two remote stations of the southern fri
Light absorption characteristics of carbonaceous aerosols are key considerations in climate forcing research.However,in ......
Seasonal Variation in Feeding Habits of Engraulis japonicas of the Northern part of East China Sea a
In the present papers, a total of 633 specimens of Engraulis japonicus were sampled from seasonal surveys in the East Ch......
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Seasonal variation and its influence mechanism of Qrganochlorine Pesticides in the atmosphere over t
As a group of pollutants,persistent organic pollutants(POPs),either from natural sources or anthropogenic sources,could ......
This paper analyses air quality, change trend, main pollutants, the number of pollution days etc.in Beijing, shanghai an......
Seasonal Variation and Source Analysis of The Water-soluble Inorganic Ions in Fine Particulate Matte
A total of 87 daily PM2.5 samples were collected in the urban area of Suzhou city during 2015,representing spring,summer......
利用三个站点(金华、合肥和兰州)同时期的观测数据对边界层高度进行了反演、统计和分析。研究结果表明,三个站点的边界层高度具有......
Seasonal and spatial variation in the composition of algae communities and element accumulation by m
The objective of this study was to determine whether there was significant seasonal and zonal variation in the speci......
Atmospheric polycyclic aromatic hydrocarbons (PAHs) at a CAWNET background site in central China sea
Total suspended particles (TSP) and gas samples were collected by a high-volume sampler from March 2012 to March 201......
Aerosol vertical distribution and seasonal variation over SACOL derived from CALIPSO lidar observati
Firstly,presents an assessment of CALIPSO observation by comparing to the ground based lidar CE 370-2.Then CALIPSO l......
Seasonal dynamics of microcystins and microcystin-producing Microcystis populations in three water b
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To assess the magnitude of water quality decline in the Turag River of Bangladesh,this study examined the seasonal varia......
目的 研究非铀矿山中~(222)Rn、~(220)Rn浓度的季节变化规律.方法 选取云南、山东、新疆、黑龙江、湖南和贵州6个省份的铜、金、铝......
作为城市污染大气的首要光化学污染物,臭氧的变化特征与NO、NO2密切相关.分析天津城区2009年全年O3、NO和NO2体积浓度变化特征,结......
为探讨西安市冬、夏季水溶性无机离子的季节和空间变化特征,2010年1月和7月分别在西安城区4个站点及上风区高陵（GL）和下风区黑河（HH）连......
为了分析碳成分在海滨和内陆城市的浓度现状、季节变化和日变化特征,于2009-11-2—2009-11-4（秋季）、2009-12-21—2009-12-23（冬季）、2......
Seasonal differences in climatic controls of vegetation growth in the Beijing-Tianjin Sand Source Re
Launched in 2002,the Beiing-Tianjin Sand Source Control Project (BTSSCP) is an ecological restoration project intended t......
Short Term Inlfuence of Organic and Inorganic Fertilizer on Soil Microbial Biomass and DNA in Summer
The present study was conducted to see the short term impact of organic and inorganic fertilizers on soil microbial biom......
目的了解太白湖湿地中华按蚊密度、季节消长规律及抗性监测情况，为制定中华按蚊控制策略提供科学依据。方法于2013-2016年6-10月，在......
目的 分析武汉市大气污染短期暴露对人群死亡率影响的季节差异.方法 采用基于Poisson分布的广义相加模型的时间序列方法,分析武汉......
目的 了解广州市大气PM2.5中多环芳烃(PAHs)的季节污染特征和来源,评价人群健康风险.方法 于2015年1-11月采集了广州市市区3个行政......
Occurrences of the toxic dinoflagellate Ostreopsis ovata in relation with environmental factors in K
本文通过对荣华二采区10...
The status quo of radon concentrations and mitigation measures in underground working places of Chin
By using solid-state nuclear detectors, the air radon concentrations at 87 underground working places were measured duri......
论述了与水利电工程设计和运行密切相关的降水和暴雨季节变化的地域分布，其中包括旬降水量和最大１ｄ暴雨量多年平均值，暴雨年际变化，时－面......
对银杏叶营养元素的季节性变化进行了研究，结果表明，银杏雌雄无性系叶中Ｎ，Ｐ，Ｋ，Ｃａ，Ｍｇ，Ｂ，Ｆｅ，Ｚｎ，Ｍｎ，Ｃｕ的含量随物候期呈规律性变化，雌株与雄性无性系叶片中Ｎ，Ｐ，Ｋ，Ｂ，Ｆｅ，Ｚｎ的含量变......
