بحث بسيط
السجلات المعروضة 21 -- 30 من 140
The mineralogy and chemistry of cement and cement raw materials In the united arab emirates
(
Qatar University
, 1996 , Article)
The raw materials, clinkers and cements from different cement factories in the United Arab Emirates have been investigated using polarizing microscopy, X-ray diffraction (XRD), Scanning electron microscopy (SEM), and ...
Investigations on the growth abnormalities of medicago sativa l. Under field conditions
(
Qatar University
, 1996 , Article)
Morphological growth abnormalities were pursued and studied in field-grown alfalfa (Medicago sativa L.) in Al-Kharj agricultural area, south east of Riyadh. Significant differences between normal and abnormal plants were ...
Gravitohydrodynamic Instability Of A Streaming Fluid Cylinder
(
Qatar University
, 1996 , Article)
The capillary-gravitodynamic instability of a self-gravitating fluid cylinder (radius R«) dispersed in a self-gravitating medium of negligible motion has been developed. General stability criteria are derived, upon utilizing ...
مليح بن حكم شاعرمن هذيل
(
Qatar University
, 1996 , Article)
A Hadamard Transform Fuzzy Segmentation And Classification Technique For Image Compression
(
Qatar University
, 1996 , Article)
A new technique for image data compression based on fuzzy segmentation, classification and properties of sequency ordered Hadamard Transform (HT) is presented. Using a pyramidal data structure, an image is segmented into ...
Plant Population Density Effects On Yield Of Sorghum Grown In A Dry-Land Farming System
(
Qatar University
, 1996 , Article)
Plant population studies in arid regions are very sparse and not well documented. A prerequisite in growing a successful sorghum (Sorghum bicolor [L.] Moench) crop is to obtain an adequate plant population. The response ...
محددات سلوكيات الدور الإضافي وسلوكيات الدور الرسمي لأفراد في منظمات العمل : دراسة تطبيقية
(
Qatar University
, 1996 , Article)
تركز اهتمام الباحثين لعقود طويلة على دراسة العوامل المؤثرة على سلوكيات الدور الرسمي، وفي أوائل الثمانينيات بدأ الباحثون يهتمون بدراسة نوع آخر من سلوكيات العاملين له أثره على كفاءة وفعالية منظمات العمل، وهو سلوكيات الدور ...
Drag On Non-Spherical Particles In Non-Newtonian Fluids
(
Qatar University
, 1996 , Article)
The drag coefficient (CD ) was determined for three different non-spherical
particles (cubes, rectangles and cylinders) of different sizes falling in two
different non-Newtonian fluids (glycerol and polymer - paraffin ...
Application of optimum offset shallow seismic reflection technique In the area of west el fashn, egypt
(
Qatar University
, 1996 , Article)
A shallow optimum offset reflection survey was performed in El Fashn area. The purpose of this survey was to determine the continuity of the subsurface boundary conditions
The optimum offset shallow seismic reflection ...
أنماط استخدام طلبة وطالبات جامعة قطر لمكتباتها في ظل نظام الساعات المكتسبة (دراسة مسحية)
(
Qatar University
, 1996 , Article)