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Now showing items 61-70 of 1388
The inhibitive action of sodium castor sulphonate Towards the corrosion of aluminium in Hydrochloric acid
(
Qatar University
, 1993 , Article)
The dissolution of aluminium in 2M HC1 solution in presence of sodium castor sulphonate (SCS) has been studied using thermometric and hydrogen evolution methods. The results showed that the additive retards the dissolution ...
A practical Approach for water Use Efficiency in Arid Areas
(
Qatar University
, 1997 , Article)
A practical approach for water use efficiency (WUE) relying on the actual amount of applied water was examined from both theoretical and practical stand points. Pearlmillet {Pennisetum americanum (L.) K. Schum), sorghum ...
A comparative study of the mechanical properties of low Density polyethylene (ldpe)
(
Qatar University
, 1997 , Article)
Mechanical properties of engineering polymers which are the most important properties for design and construction purposes are diverse. This has been proved by investigation tensile properties of different grades of LDPE ...
The blood cells of a sea urchin from abou-kir coast Alexandria, Egypt.
(
Qatar University
, 1993 , Article)
The blood cells of a common sea urchin, collected from Abou-Kir region, were investigated using light and electron microscopy. Their distribution, properties, characteristics and histogenesis were determined. On the basis ...
Screening Of Some Fungi For Uricolytic Activity
(
Qatar University
, 1996 , Article)
Twenty nine species of fungi have been tested for their uricase activity. Only twenty two species of them have the ability to produce uricases.
Most of the uncapable fungi to produce uricases belong to Basidiomycotina. ...
Algae Along Qatar Coasts Utilization And Future Prospects
(
Qatar University
, 1999 , Article)
Most of marine algae have no equivalent on earth and therefore could be considered as irreplaceable sources of primary and secondary metabolites. This is especially the case for hydrocolloids from red and brown algae that ...
The Backlund Transformation Of A Kp-Like Class Of Nonlinear Partial Differential Equations
(
Qatar University
, 1996 , Article)
The Backlund transformation of a class that behaves in a manner similar to that of the Kadometsev-Petviashli is derived via the use of a transformation that couples this class with a modified given class of the same order. ...
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 ...
Scanning electron microscopy on adults of Schistosoma mansoni treated in-vivo with praziquantel and RO-15 (5458).
(
Qatar University
, 1997 , Article)
In view of the known relationship between changes in the tegumental surface of schistosomes and the potency of antischistosomal drugs,
the present work is done to study the effect of two oral drugs, namely Praziquantel ...
Path planner for a mobile shape-changeable intelligent bobot in A 3-dimenxional environment
(
Qatar University
, 1995 , Article)
This study deals with the path planning problem in robotics. This problem is a basic problem to solve some pre-specified task, and then controlling the robot as it executes the commands necessary to achieve its goal. This ...