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Now showing items 111-120 of 137
Forecasting Of The Storm Surge In Winter At Alexandria (Egypt)
(
Qatar University
, 1992 , Article)
Since storms frequently occur in the winter season, at Alexandria, SE of the Mediterranean Sea. storm surges often affect this area. In this paper, we attempt to forecast the storm surge heights in the commercial Western ...
Senso-Neuroendocrine Cells Within The Cerebral Ganglion Of The Earthworm Aporrectodea Caliginosa
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Qatar University
, 1992 , Article)
Ciliated neurones of probable endocrine function are present inside and outside the cerebral ganglion of the earthworm Aporrectodea caliginosa. Cell fibers contain clusters ofsynaptoid vesicles in regions adjacent to the ...
Inhibitory Effect Of Some Oc —Aminocarboxylic Acids On Corrosion Of Aluminium In Hydrochloric Acid Solution
(
Qatar University
, 1992 , Article)
The corrosion of metallic aluminium in 2N hydrochloric acid solution in the presence of L-alanine, L-tyrosine, L-histidine and L-tryptophan as corrosion inhibitors has been studied using hydrogen evolution and thermometric ...
Organic Petrology Of Oil Shales In Quseir-Safaga District, Egypt
(
Qatar University
, 1992 , Article)
The kerogen and hydrocarbon-generating potential of oil shales from three mining districts in the Red Sea province of Egypt have been investigated using microscopy and elemental analysis.
The results reveal that, the ...
A Numerical Solution For The Bending Of A Plate Using The Boundary Element Method
(
Qatar University
, 1992 , Article)
In this paper the numercial solution for the bending of a plate is considered. The method used is called the Boundary Element Method (BEM). The BEM is a numerical method based on the boundary integral equation formulation ...
Variability Of Wind System And Its Expected Effects On Oil Slick Movement In The Arabian Gulf
(
Qatar University
, 1992 , Article)
The marine data required for the models of the oil spill movement prediction (current and wind data) are discussed. The available water current data in the Arabian Gulf can not be used with confidence because of lack of ...
Synthesis And Reactivity Of Substituted Chromones
(
Qatar University
, 1992 , Article)
The synthesis of 2-methyl-and 2-Styryl-6-bromo-7, 8-benzochromone and 2, 6-Dimethylchromone and their reactivity towards cyclo-addition reaction under Diels-Alder conditions and towards nucleophilic and electrophilic ...
Changes In Biomass Gain, Protein Content And Hormonal Levels In Wheat Kernels In Response To Soil Drench With Sodium Salicylate
(
Qatar University
, 1992 , Article)
Drenching of soil with sodim salycylate (800,4000 and 8000mg/l) increased grain f. wt. and d. wt. Protein content was increased in grains at days 23 and 60 with 800 mg/1 salicylate. With higher doses "4000 and 8000mg/l ...
Constituents Of Green Beans Phaseolus Vulgaris (Lipids And Flavonoids)
(
Qatar University
, 1992 , Article)
Chemical study of the lipid fraction resulted in the isolation and identification of a hydrocarbon fraction (n-Czg -0-033); an aliphatic alcohol fraction (C^, Czp, €30) and a sterol fraction (stigmasterol and sitosterol). ...
Weed Communities Of Date Palm In Eastern Arabia
(
Qatar University
, 1992 , Article)
The present study deals with the recognition and description of the weed communities of date palm plantations in Al-Hassa Oasis, . Eastern Arabia. Thirty three communities are recognized. They are classified, after the ...