نتایج جستجو برای: while in booshehr station january
تعداد نتایج: 17018719 فیلتر نتایج به سال:
This research was conducted in January 2022. Seagrass density calculations and seagrass sampling were carried out Dusun Jati, Tuapejat, Sipora Utara District, Mentawai Islands Regency, sample analysis at the Marine Chemistry Laboratory, Faculty of Fisheries Marine, Universitas Riau. The objective study is to analyze C. rotundata, biomass carbon stock stored Agb Bgb parts, whether there are diff...
Thermal stability of soil organic matter responds to long-term fertilization practices J. Leifeld, U. Franko, and E. Schulz Air Pollution/Climate Group, Agroscope FAL Reckenholz, Swiss Federal Research Station for Agroecology and Agriculture, Switzerland UFZ – Umweltforschungszentrum Leipzig-Halle, Germany Received: 18 January 2006 – Accepted: 7 February 2006 – Published: 4 April 2006 Correspon...
we quantified the distribution, abundance and assemblage structure of macrofauna at 22 stations in gorgan bay, seasonally in 2012-2013. also, depth, temperature, salinity, do, tom and sediment particle size were measured in each station. the highest concentration of tom was measured near the western littoral zone (10.22) while the mouth part and north-eastern area was characterized by the lowes...
Impact of phosphorus control measures on in-river phosphorus retention associated with point source pollution B. O. L. Demars, D. M. Harper, J.-A. Pitt, and R. Slaughter The Macaulay Institute, Craigiebuckler, Aberdeen AB15 8QH, United Kingdom Department of Biology, University of Leicester, Leicester LE1 7RH, United Kingdom Environment Agency, Station Road, Haddiscoe, Gt Yarmouth, Norfolk, NR31...
A. B. Vorontsov,1 Ar. Abanov,2 M. G. Vavilov,3 and A. V. Chubukov3 1Department of Physics, Montana State University, Bozeman, Montana 59717, USA 2Department of Physics, Texas A&M University, College Station, Texas 77843, USA 3Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA Received 24 September 2009; revised manuscript received 13 November 2009; published 29 Januar...
the purpose of this study was to examine the english language needs of medical students at tehran university of medical sciences . analysis of the needs took place for three groups: 320 undergraduate students, 30 postgraduate students and 20 university instructors. a triangulation approach to collect data was used in which a combination of the quantitative (using the questionnaires) and qualita...
Background and purpose: Using Water Quality Indices are necessary for monitoring the quality of water in various applications, including agriculture. This study aimed to assess the quality of Takab Sarugh river right branch by WILCOX index. Materials and methods: In this cross sectional study some quality parameters including water temperature, sodium, calcium, magnesium, total hardness, pH, e...
Effect of Shahid Rajai dam on population dynamics of the Ponticola cyrius in down stream Tajan River
To study the effect of Shahid Rajai Dam on Population dynamics of P. cyrius in downstream of the dam, during the April 2012 to March 2013, sampling was carried out monthly by electro fishing. A total of 564 specimens from the first station, 219 specimens from the second station and 263 specimens from the third station were examined and the sex ratio of male to female 1:1.42, 1:1.2 and 1:0.91 re...
In this paper satellite wave propagation at Ku and Ka band is considered. The design and simulation of a typical satellite beacon receiver at Ka band is designed and simulated for the future works. Also rain attenuation prediction at Ku band using satellite signal beacon measurement and simulations for Iran Telecommunication Research Center (ITRC) are presented. The measurement setup consists o...
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