منابع مشابه
Amazonian chemical weathering rate derived from stony meteorite finds at Meridiani Planum on Mars
Spacecraft exploring Mars such as the Mars Exploration Rovers Spirit and Opportunity, as well as the Mars Science Laboratory or Curiosity rover, have accumulated evidence for wet and habitable conditions on early Mars more than 3 billion years ago. Current conditions, by contrast, are cold, extremely arid and seemingly inhospitable. To evaluate exactly how dry today's environment is, it is impo...
متن کاملEssential oil composition of Artemisia herba-alba from southern Tunisia.
The composition of the essential oil hydrodistilled from the aerial parts of 18 individual Artemisia herba-alba Asso. plants collected in southern Tunisia was determined by GC and GCMS analysis. The oil yield varied between 0.68% v/w and 1.93% v/w. One hundred components were identified, 21 of of which are reported for the first time in Artemisia herba-alba oil. The oil contained 10 components ...
متن کاملChlamydia trachomatis isolated from schoolchildren in Southern Tunisia
A predominance of TRIC serotype A has been isolated from schoolchiildren in a population in Southern Tunisia with severe hyperendemic trachoma. The serotyping results correspond precisely with the serological findings in patients' tears and sera. Geometric mean titres of serum or tear antibody in defined populations or areas can thus give a useful ind;cation of the prevalent serotypes. Collecti...
متن کاملDating climatic change in hot deserts using desert varnish on meteorite finds
A thin coating of desert varnish occurs on Forrest 009 and Nurina 004, both equilibrated ordinary chondrite (L6) finds from the Nullarbor Plain, Australia. This finely laminated deposit is chemically and petrographically comparable to the varnish found on terrestrial rocks. Forrest 009, which has a terrestrial age of 5.9 kyr, has a 100-130 μm thick coating of desert varnish that has a laterally...
متن کاملThe endometrial cancer in Southern Tunisia: Investigation about 52 cases
To study the epidemiological, clinical, paraclinical and therapeutic caracteristics of this cancer in south Tunisia population, a retrospective descriptive and analytic study was conducted over a period of 12 years from January 1993 until December 2004 on 52 patients carrying endometrial cancer. Diagnosis and therapeutic management were made in the departments of Obstetrics and Gynecology Unive...
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ژورنال
عنوان ژورنال: Meteoritics & Planetary Science
سال: 2009
ISSN: 1086-9379,1945-5100
DOI: 10.1111/j.1945-5100.2009.tb00780.x