نتایج جستجو برای: e kavir basin

تعداد نتایج: 1072029  

2003
C. M. Pieters R. C. Elphic W. C. Feldman O. Gasnault S. Maurice T. H. Prettyman

Introduction: South Pole-Aitken (SPA) basin is one of the largest impact basins in the solar system [1] and is a target of intense study since it is thought that SPA basin excavated deep into the lunar crust and possibly even the mantle [2,3,4]. These conclusions are supported by the observed mafic and thorium composition anomalies seen across the entire basin [5,6,7]. One of the major goals of...

2011
Paul W. Jewell Kathleen Nicoll

In most cases authors are permitted to post their version of the article (e.g. in Word or Tex form) to their personal website or institutional repository. Authors requiring further information regarding Elsevier's archiving and manuscript policies are encouraged to visit: a b s t r a c t a r t i c l e i n f o The modern Great Basin of the interior western United States is characterized by surfa...

2007
J. D. APGAR P. MALTAIS

Snowmelt onset in the upper Yukon River basin, Canada, can be derived from brightness temperatures (Tb) obtained by the Advanced Microwave Scanning Radiometer for EOS (AMSRE) on NASA’s Aqua satellite. This sensor, with a resolution of 14 x 8 km for the 36.5 GHz frequency and two to four observations per day, improves upon the twice-daily coverage and 37 x 28 km spatial resolution of the Special...

2006
L. Gottschalk I. Krasovskaia E. Leblois

Mapping mean and variance of runoff in a river basin L. Gottschalk, I. Krasovskaia, E. Leblois, and E. Sauquet Department of Geosciences, University of Oslo, P.O. Box 1022 Blindern, 0315 Oslo, Norway Cemagref, 3 bis quai Chauveau, CP 220, 69336 Lyon Cedex 09, France Received: 8 December 2005 – Accepted: 19 January 2006 – Published: 9 March 2006 Correspondence to: L. Gottschalk (lars.gottschalk@...

This study was conducted to understand the morphological variation of four populations of Schizothorax pelzami from Iranian inland waters. For this purpose, a total of 81 specimens were collected from the Bidvaz, Cheshmeh-Ali, Kalat and Aal rivers. After anesthesia, all specimens were fixed into buffered formalin and transferred to the laboratory. Then, the left sides of all individuals were ph...

2011
A. Palanques

Shelf-to-basin sediment transport during storms was studied at the southwestern end of the Gulf of Lions from November 2003 to March 2004. Waves, near-bottom currents, temperature and sediment fluxes were measured on the inner shelf at 28-m depth, in the Cap de Creus submarine canyon head at 300-m depth and in the northwestern Mediterranean basin at 2350-m depth. This paper is a synthesis of re...

Journal: :Journal of environmental quality 2004
Jim J Miller Brian P Handerek Bruce W Beasley Edith C S Olson L Jay Yanke Francis J Larney Tim A McAllister Barry M Olson L Brent Selinger David S Chanasyk Paul Hasselback

Southern Alberta, which has a cold climate dominated by strong chinook winds, has the highest density of feedlot cattle in Canada. However, the quantity and quality of runoff from beef cattle (Bos taurus) feedlots in this unique region has not been investigated. Our objectives were to compare runoff quantity (1998-2002) with catch-basin design criteria; determine concentrations of selected inor...

2008
M. GOUDARZI

Fifteen Iranian wheat cultivars (Triticum aestivum L.) were compared for salt (NaCl & Na2SO4 in 1:1 ratio) tolerance using three treatments: 1.26 (control), 6.8 and 13.8 dSm in a green house. During vegetable growth, shoot Na, K, K: Na ratio and agronomic traits such as 1000-grain weight, grain yield, biological yield, number of tillers, number of fertile tillers, spike length, salinity suscept...

2011
Philippe Roudier Gil Mahe

As in most part of Africa, the Bani basin (Niger River, Mali) is threatened by climate changes. This study focuses on droughts hazard and its indicators as derived from the Climatic Moisture Index using the monthly data for the period (1963-2000), in order to examine the Bani basin vulnerability to water stress. In this study, water deficit (drought) was logically addressed using the Standardiz...

Variation of snow cover area (SCA) in small to large scale catchment can be studied using MODIS snow products on daily to montly time step since the year 2000. However, one of the major problems in applying the MODIS snow products is cloud obscuration which limits the utilization of these products. In the current study, variation of SCA was investigated in Karoun basin, western part of Iran, us...

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