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Now showing items 581-590 of 678
Assessment of Coral Reef Communities At Abu-Dabab, North of Marsa Alam Egypt
(
Qatar University
, 2003 , Article)
The coral reef communities in the area of Abu Dabab, north of Marsa Alam were assessed using rapid underwater technique. Three adjacent reefs were studied to reveal the actual status of the reefs and its damaged parts. ...
Genetic Studies on Escherichia Coli Strains Isolated From Cases of Bovine Mastttis
(
Qatar University
, 2007 , Article)
This study was carried out on 53 milk samples positive for California Mastitis Test taken from eight herds infected with clinical mastitis in Taif City. Mean Somatic cell Count (SCC) was 4, 482, 000 cells / ml. Forty-eight ...
Meiofaunal Life of Man-Made Wastewater Ponds in Qatar
(
Qatar University
, 2002 , Article)
The meiofaunal life of two wastewater ponds around Doha City was studied for the period October 2000-October 2001. The substrate nature of the two ponds was found to be similar in mean particle sizes but the densities of ...
Application of the Forward Modelling of Sequence Stratigraphy & Diagenesis to The Upper Cretaceous Carbonates Of Western Iraq
(
Qatar University
, 2000 , Article)
Dynamic forward modelling of carbonate diagenesis and sequence stratigraphy relies on the understanding of the different process which provide a high resolution prediction of the geometry of porous and permeable zones ...
Influence of The Activated Qatari Attapulgite Clay Admixture on The Mechanical Properties and Hydration Kinetics of Ordinary Portland Cement
(
Qatar University
, 2001 , Article)
Blended cements are types of cements containing additives other than those used m Portland cement, which have considerable technological interest, because such addition increases the chemical resistance to sulfate and ...
Application of Stripping Voltammetry for the Determination of Cadmium, Lead, Copper and Zinc in Yemani soils and Vegetables
(
Qatar University
, 2004 , Article)
Heavy metals contents in the solutions from acid digestion of Yemeni soils and vegetables were deter¬mined by differential pulsed anodic stripping voltammetry. The geometric mean for Cd, Pb, Cu and Zn concentrations for ...
Isolation and Characterization of Pollulan Produced by a Local Isolate of Aureobasidium Pullulans
(
Qatar University
, 2000 , Article)
A local isolate of Aureobasidium pullulans was obtained from fig leaves surface. The isolate was identified as A. pullulans on the basis of appearance of polymorphism in the colonies, melanin pigment and pullulan production ...
Changes in Copepod Community Structure in Response to Land-Based Activities along Alexandria Coastline, Mediterranean Sea
(
Qatar University
, 2000 , Article)
Along the coastal water of Alexandria, Copepods were collected from four different areas subjected to agricultural/industrial mixed discharge, primary treated sewage flow, industrial effluent and agricultural runoff to ...
حديث القرآن عن الفتح وأنواعه وهداياته
(
جامعة قطر
, 2008 , Article)
تناول البحث كلمة (فتح) ومشتقاتها في القرآن الكريم وبعد أن تأمل الباحث في ذلك اجتهد في رد تلك الكلمات إلى ثلاث مجموعات.
ضمت المجموعة الأولى الآيات التي تتحدث عن فتح الله تعالى على عباده في الدنيا ويعود في مجمله إلى ...
Investigation of the Fouling Mechanisms in the Heat Exchangers of a Hydrotreater
(
Qatar University
, 2005 , Article)
The problem of fouling on heat exchanger surfaces has been one of the major unresolved problems of the hydrotreatment unit at the Homs oil refinery in Syria. In this unit, a feed stream of straight-run naphtha is preheated ...