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السجلات المعروضة 41 -- 50 من 451
Ecophysiological Characteristics, Distribution, and Nutritional Value of Desert Range Plants in Qatar
(
Qatar University
, 1993 , Article)
Despite the scarcity of water, desert ranges of Qatar can support a characteristic diversity of species and an all-year-round supply of feed. A correlation between carbon dioxide fixation mechanism, distribution of species, ...
Red cell superoxide dismutase in patients with different liver diseases
(
Qatar University
, 1995 , Article)
Supcroxidc dismutase (SODs, supcroxidc oxidoreductasc, E.C. 1.15.1.1.) activity has been estimated in red blood cells from patients suffering from liver cirrhosis and hcpatoccllular carcinoma. Erythrocytcs supcroxide ...
Survey of marine turtle nest sites in the UAE.
(
Qatar University
, 1999 , Article)
The United Arab Emirates is party to the Regional Convention for Co-operation on Protection of the Environment from Marine Pollution, and the Action Plan for the Protection and Development of the Marine Environment and ...
Coral Bleaching And Enso Anomaly : Was The Past Similar To The Present
(
Qatar University
, 1999 , Article)
Bleaching of reef corals is due to partial or total loss of symbiotic micro-algae as a consequence of environmental stress such as an oceanic warming linked to the ocean-scale hydroclimatic anomaly termed ENSO (El Nino ...
Population biology of sparid fishes in Qatari waters 2. Age, growth and mortality of black-banded bream, Mylio bifasciatus (forsskal)
(
Qatar University
, 1993 , Article)
Age, growth and mortality of black-banded bream (faskar) Mylio bifasciatus from the Arabian Gulf waters off Qatar were estimated. The study was conducted on 314 fish obtained from the trawl catch of Qatar National Fishing ...
Geologic setting of the St. Catherine basement rocks, Sinai, Egypt
(
Qatar University
, 1993 , Article)
St. Catherine area, some 900 km in size, is dominated by basement rocks Encompassing old continental gneisses, metasediments, greenstone belt, calc-alkaline granites (G-II-granites), rift-related volcanics (RV), and ...
The Prevalence Of Keratinophilic And Saprobic Fungi On Poultry Feathers In Egypt
(
Qatar University
, 1991 , Article)
Two methods were used for the isolation of dermatophytes and other fungi from the feathers of ducks, geese and turkeys: baiting technique and the dilution plate method. 86 species and 3 varieties belonging to 35 genera ...
Phytochemical Studies On The Marine Algae Of Qatar, Arabian Gulf
(
Qatar University
, 1990 , Article)
The most dominant twenty three algal species representing the main three groups of benthic macroalgae, Chlorophyceae, Phaeophyceae and Rhodophyceae were collected from the coastal zones of the Qatar peninsula. These algae ...
Edaphic Gradients And Species Attributes Influencing Plant Distribution In Littoral Salt Marshes Of Qatar
(
Qatar University
, 1994 , Article)
Edaphic gradients of moisture and salinity are critical environmental stresses that seriously influence littoral salt marsh flora, and determine the zonation of coastal vegetation. Shoreline communities subjected to severe ...
Gravity investigation for detecting The subsurface basement topography Of the western part of behera Governorate, North Egypt
(
Qatar University
, 1999 , Article)
One of the most effective tools for exploration of the subsurface basement topography is the gravity method. The Bouguer gravity map of the western part of Behera Govemorate west of the Nile Delta of Egypt has been analyzed ...