نتایج جستجو برای: sabzevar station anemometer data duration 10 years statistic period 1996
تعداد نتایج: 4180016 فیلتر نتایج به سال:
water productivity increase is one of the water management solutions in agriculture and increasing its efficiency. the accurate determination of plants water requirement and the accurate value estimate of evapotranspiration is essential for improving water productivity in irrigation network that it can help to improve water management in agriculture. in this research such climatic elements as t...
Discharge routing as a mathematic process to forecast the changes of greatness, speed and form of flood wave is function of time in one or more points along drainage, canal or reservoir. Hydrologic and hydraulic methods are used to accomplish the flood routing. Although hydrologic method is less accurate than hydraulic methods but it is simpler to use in flood control and designing works with...
This study analyzes the spatiotemporal variability of precipitation at scale Moulouya watershed in eastern Morocco, which is very vulnerable to increasing water shortage. For this purpose, we opted for wavelet transformation, a method based on spectral analysis data allows periodic components rainfall time series change with time. The results obtained from work show power across five frequency ...
This paper estimates the sampling error variances of gridded monthly U.S. Historical Climatology Network, version 2 (USHCN V2), time-of-observation-biases (TOB)-adjusted data. The analysis of mean surface air temperature (SAT) assesses uncertainties, trends, and the rankings of the hottest and coldest years for the contiguous United States in the period of 1895–2008. Data from the USHCN station...
background and purpose: fever is one of the most frequent disease symptoms and a common cause of emergency admissions in infants and children. considering the alarming nature of fever and pivotal role of mothers in the management of this symptom in children, this study aimed to evaluate the ability of fever management among mothers in sabzevar city, iran. materials and methods: this cross-secti...
Background/Objective: To evaluate factors which increase the chance of ovulation and pregnancy after laparoscopic ovarian electerocauterization (LEC) in Clomiphene Citrate (CC) resistant polycystic ovarian syndrome (PCOS) patients.Methods: An experimental prospective study was carried out in the infertility division of a university teaching hospital. Two hundred and ninety-nine women with PCOS ...
Plasma human immunodeficiency virus type 1 (HIV-1) viral load is a valuable tool for HIV research and clinical care but is often used in a noncumulative manner. The authors developed copy-years viremia as a measure of cumulative plasma HIV-1 viral load exposure among 297 HIV seroconverters from the Multicenter AIDS Cohort Study (1984-1996). Men were followed from seroconversion to incident acqu...
Abstract. Spatially explicit quantification on design storms is essential for flood risk assessment and planning. Due to the limited temporal data availability from weather radar data, are usually estimated basis of rainfall records a few precipitation stations only that have substantially long time coverage. To achieve regional picture, these station-based estimates spatially interpolated, inc...
BACKGROUND In the era of highly active antiretroviral therapy (HAART), it remains unclear whether human immunodeficiency virus (HIV)-infected injection drug users (IDUs) have durations of survival similar to those for comparable HIV-uninfected IDUs. The goal of this study was to compare survival durations of HIV-infected and HIV-uninfected IDUs for the period 1987-2004.Methods. Demographic data...
Wind energy potentials of some selected high altitude and coastal areas in Nigeria are assessed for possible utilization the generation electricity. The main aim is to provide pragmatic insight that will enhance investment wind conversion systems an optimal manner. data used this present study were obtained from Meteorological Agency, which includes average speeds per day four locations across ...
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