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السجلات المعروضة 1 -- 10 من 147
Regional catecholamine concentrations in brain and spinal cord of male albino rats treated with the synthetic pyrethroid cyfluthrine
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Qatar University
, 1997 , Article)
The principal objective of this study was to determine the modifications induced by the synthetic pyrethroid insecticide cyfluthrin in the concentrations of dopamine (DA), norepinephrine (NE) and epinephrine(E) in selected ...
Observations on some hydrochemical aspects of the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman.
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Qatar University
, 1997 , Article)
Surface and bottom water samples were collected from the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman during the period from October 1993 to September 1995. Samples were analyzed for temperature ...
Phyllosphere and phylloplane fungi of some herbal plants belonging to Labiatae, Solanaceae and Umbelliferae in Egypt
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Qatar University
, 1997 , Article)
Survey on the occurrence of phyllosphere and phylloplane fungi on leaves surface of 15 different kinds of fresh herbs (three samples of each kind) belonging to three plant families (five kinds belonging to each of Labiatae, ...
A review of the trematode genera Haplosplanchnus Looss, 1902 and Prohaplosplanchnus Tang and Lin, 1978 with redescription of three species from the mullet in Libya
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Qatar University
, 1997 , Article)
The trematode genera Haplosplanchnus Looss, 1902 and Prohaplosplanchnus Tang Lin, 1978 were reviewed. H. indica Gupta and Ahmad, 1979, H, mugilis Nahhas and Cable, 1964 and P. diorchis Tang and Lin, 1979 were redescribed ...
صفحات من حضارة الاسلام : العلوم التطبيقية "دراسة في المعطيات وعوامل الازدهاروالتوقف"
(
Qatar University
, 1997 , Article)
Density and diversity of the desert Arthropoda of Qatar
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Qatar University
, 1997 , Article)
Density and diversity of arthropods were studied at different habitats of the Qatari desert. Diurnal sampling was conducted at two seasons of the year, the end of the dry season, at the beginning of autumn (October) in ...
Effects of the electric field and gamma Radiation on the optical properties of Modified low density polyethylene
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Qatar University
, 1997 , Article)
The effect of electric field and gamma radiation on the optical properties of low density polyethylene LDPE grade CD 0230 have been studied. The samples were irradiated at gamma doses of 0-100 Mrad and varying electric ...
رؤى العالم المتعلقة بالسببية لدى الطلبة المعلمين الإماراتيين واليمنيين
(
Qatar University
, 1997 , Article)
تناولت الدراسة الحالية رؤى العالم المتعلقة بالسببية لدى الطلبة المعلمين العرب الملتحقين في تخصص التربية العلمية. وشملت جملة الدراسة 98 طلباً وطالبة، خمسون منهم من جامعة الإمارات العربية المتحدة في دولة الأمارات العربية ...
نحو رأي عام عربي يتجاوز أزماته ويحقق أهدافه
(
Qatar University
, 1997 , Article)
مقارنة بين أداء الطالب المعلم كمتدرب وأدائه كمعلم (دراسة ميدانية)
(
Qatar University
, 1997 , Article)
هدفت هذه الدراسة إلى مقارنة أداء خريجي كلية التربية بجامعة قطر عندما كانوا طلبة بالجامعة وأداؤهم عندما التحقوا بوزارة التربية كمعلمين، كما هدفت هذه الدراسة إلى معرفة فيما إذا كانت هنالك علاقة ارتباطية بين أداء الخريجين ...