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Now showing items 41-50 of 63
Effect Of Sand Blasting On Soda Lime Glass Properties
(
Qatar University
, 2003 , Article)
The present work is based on a simulation in laboratory of the erosion of a soda lime glass caused by sand blasting during sandstorms. It deals with the effects of sand blasting duration (from 0 to 60 min) and impact angle ...
Long – Term Soaking Effect On Strength And Deformation Characteristics Of A Gypsiferous Subgrade Soil
(
Qatar University
, 2003 , Article)
The behaviour during long-term soaking of the California Bearing Ratio (CBR), the resilient modulus and the deformation of compacted Iraqi gypsiferous soil containing about 34% gypsum was studied. Sixteen (CBR) samples ...
نظامية نيسابور
(
Qatar University
, 2003 , Article)
قيم المكفوفين في مرحلة المراهقة وعلاقتها بالعمر والجنس
(
Qatar University
, 2003 , Article)
سعت هذه الدراسة إلى معرفة الهرم القيمي للمراهقين المكفوفين ومقارنته بالهرم القيمي للمراهقين المبصرين. ولتحقيق ذلك تم توزيع صورة مختصرة من مقياس روكاش للقيم على (116) مراهقاً مكفوفاً و (132) مراهقاً مبصراً. أشارت النتائج ...
مستوى الطموح لدى عينة من طلبة الصف الثاني الثانوي في مدينة إربد بالأردن وعلاقته ببعض المتغيرات
(
Qatar University
, 2003 , Article)
هدفت هذه الدراسة إلى معرفة العلاقة بين مستوى الطموح والتخصص والجنس والمستوى التعليمي للوالدين عند طلبة الصف الثاني الثانوي في مدينة اربد بالأردن، بلغت عينة الدراسة (750) طالبا وطالبة منهم (400) من الذكور و (350) من ...
Regeneration of Transformed Forage Legume Plants by Agrobacterium rhizogenes R1601
(
Qatar University
, 2003 , Article)
Transformed forage legume plants (alfalfa & clover) by genetic engineering bacteria Agrobacterium rhizogenes R1601,were regenerated directly from seedling plants after inoculating the wounded site formed by cutting the ...
Occurence of Phytoplankton in Stomach Content and Its Selectivity by Nile Tilapia (Oreochromis niloticus L.) Cultured in Fertilized Earthen Ponds
(
Qatar University
, 2003 , Article)
Nile tilapia (Oreochromis niloticus L.) was cultured in earthen ponds receiving 0, 20, 40, 60 and 100 kg/feddan/month of inorganic fertilizer (20:20:5 N:P:K). The obtained results showed that the composition percentage of ...
Ferricretes of the Early Tertiary Dammam Formation in the Dukhan Area, Western Qatar: mineralogy, geochemistry, and environment of deposition
(
Qatar University
, 2003 , Article)
Ferricretes of the Middle Eocene Dammam Formation, Western Qatar, were investigated using petrographic and ore microscopy, IR TGA, XRD, and geochemical analyses. The ferricretes mainly
consist of goethite, which is very ...
Improvement The Quality of 'Soya Bean Seed Storage Proteins by Genetic Engineering Cdna Encoding G2 Subunit
(
Qatar University
, 2003 , Article)
The goal of this work is to improve nutritional quality of soybean seed proteins by altering cDNA-encoding G2 subunit of Soybean glycinin to be capable of self-assembly in vitro. Two plasmids were constructed; one designated ...
Separation of Two Forms of Extracellular p-glucosidase From a Thermotolerant Aspergillus niveus
(
Qatar University
, 2003 , Article)
Two forms of P-glucosidase ((3-D-glucoside glucohydrolase, EC 3.2.1.21) from the culture filtrate of Aspergillus niveus were separated and partially purified by gel chromatography on Sephadex G-100 column. The two forms ...