بحث بسيط
السجلات المعروضة 31 -- 40 من 48
The external trade growth of the state of Qatar 1990 - 2007: A study in economic geography
(
Academic Publication Council - Kuwait University
, 2011 , Article)
The external trade of a country highlights the status of its general sustainable development, particularly its economic development. Moreover, it shows its relationship with the world economy. Over the last decades, the ...
التراث والمعرفة والثقافة
(
جامعة قناة السويس
, 2011 , Article)
نرتاح كثيرا إلى ما نعرف ونصدق أننا على حق ونأبى أن يشكك أحد فيه حتى إذا اقترب منا
أحد الأطفال الصغار وسألنا سؤالا بريئا مثل كيف أتينا إلى الحياة؟ فماذا نقول له؟ هربا من
حرج الإجابة، نرد عليه بإجابة توقعنا في كثير من ...
Novel charge transfer complexes of the donor 1,4,7,10,13,16-hexamethyl-1,4,7,10,13,16-hexaazacyclooctadecane and the acceptors iodine, TCNE, and TCNQ
(
Elsevier
, 2011 , Article)
Abstract Novel charge transfer complexes have been formed in the reaction of the interesting powerful electron donor 1,4,7,10,13,16-hexamethyl-1,4,7,10,13,16-hexaazacyclooctadecane (HMHACOD) with σ-electron acceptor iodine ...
النفط الخام في دول اقليم الخليج العربي بين التصدير والتصنيع
(
جامعة البحرين
, 2011 , Article)
يهدف البحث الى دراسة واقع وتطور صناعة النفط في إقليم الخليج العربي بدوله الثماني الذي يعتبر الأكثر أهمية اليوم في مجال النفط عالميا ، وحتى المستقبل رغم ظهور منافسين.
وتحاول الورقة الاجابة عن بعض التساؤلات التي ...
Purification and characterization of a new Bacillus thuringiensis bacteriocin active against Listeria monocytogenes, Bacillus cereus and Agrobacterium tumefaciens
(
Springer Science
, 2011 , Article)
This study reports on the identification, characterization and purification of a new bacteriocin, named Bacthuricin F103, from a Bacillus thuringiensis strain BUPM103. Bacthuricin F103 production began in the early exponential ...
Environmental Burkholderia cepacia strain CS5 acting by two analogous alkyl-quinolones and a didecyl-phthalate against a broad spectrum of phytopathogens fungi
(
Springer-Verlag
, 2011 , Article)
An environmental Burkholderia cepacia strain named Cs5 was isolated and identified first using API biochemical identification system and then with 16S rDNA and recA sequence homology search. This bacterium exhibited a broad ...
Improvement of Bacillus thuringiensis bioinsecticide production by sporeless and sporulating strains using response surface methodology
(
Elsevier B.V.
, 2011 , Article)
Statistical experimental designs, involving a Plackett-Burman design followed by a rotatable central composite design were used to optimize the culture medium constituents for Bacillus thuringiensis bioinsecticide production. ...
Construction of a Bacillus thuringiensis genetically-engineered strain harbouring the secreted Cry1Ia delta-endotoxin in its crystal
(
Springer Netherlands
, 2011 , Article)
Unlike other Bacillus thuringiensis Cry proteins, Cry1 Ia does not form a crystal since it is a secreted delta-endotoxin. We have engineered a Cry1 Iac chimeric protein by substituting the C-terminal part of Cry1 Ia by the ...
The progression of Qatar's natural gas industry and its role in global energy market
(
Royal Geographical Society
, 2011 , Conference Paper)
Qatar is the third largest country in the world in natural gas reserves with almost 900 trillion cubic feet. Since the mid of 1980s, after deep studies of the general prospect, Qatar has started to develop its largest field ...
The New Arab Media: Technology, Image and Perception
(
Ithaca Press
, 2011 , Book)
The New Arab Media: Technology, Image and Perception provides a valuable introduction and analysis of some of the most important issues surrounding the new media revolution in the Middle East. In particular, the book ...