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Now showing items 121-130 of 163
Marine Algae As Bioindicators Of Pollution Levels In The Arabian Gulf
(
Qatar University
, 1995 , Article)
The extensive distribution of several marine macroalgal species makes them a potential bioindicator tool for monitoring existing levels of different types of marine pollutants in the region. The present work illustrates ...
دراسة تحليلية لتحديد المفاهيم والمهارات الرياضية اللازمة لتعلم العلوم لطلاب المرحلة المتوسطة ومدى اتقانهم لها.
(
Qatar University
, 1995 , Article)
يؤكد العديد من المتخصصين في طرق تدريس العلوم، وكذا المؤتمرات والبحوث والدراسات على أهمية التنسيق بين الرياضيات والعلوم، كما تؤكد على أن تستقي المشكلات الرياضية من الفروع المختلفة للعلوم الطبيعية.
وبدراسة الأدبيات في مجال ...
The Likelihood Function For A Progressive Disease Model With A Bivariate Survival Function
(
Qatar University
, 1995 , Article)
A model for the natural history of a progressive disease is developed. The model has three disease states and can be expressed as the joint distribution of two survival random variables. Covariate information is incorporated ...
Mineral analysis of soil, euphorbia hirta l. And mycoflora from the industrial Yanbu City, Saudi Arabia
(
Qatar University
, 1995 , Article)
Soil and Euphorbia hirta L. samples were collected from five localities from the industrial Yanbu city Saudi Arabia, and analysed for their metal and fungal flora. Soil type is sandy, alkaline and contained low percentage ...
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 ...
Population biology of sparid fishes in qatari waters : 4. Growth and mortality of longspine sea bream (argyrops spinifer)
(
Qatar University
, 1995 , Article)
Age, growth and mortality of longspine scabrcam, Argyrops spinifer in the Arabian Gulf waters off Qatar were investigated. The study was conducted on 664 fish obtained from Qatar National Fishing Company. The results ...
Aeroradiometric and photogeologic characterizations Of the younger granites in the north eastern desert, Egypt and implications for mineral deposits
(
Qatar University
, 1995 , Article)
Photogeologic studies of the younger granites in the North Eastern Desert of Egypt using both aerial photographs and satellite images revealed the separation of three successive phases of younger granites with different ...
الخلفية التاريخية لانهيار الدولة في الصومال عام 1991م.
(
Qatar University
, 1995 , Article)
العوامل المؤثرة على ميول تلاميذ الصف الثالث الاعدادي نحو العلوم حسب آرائهم : أثر عوامل المنزل والمدرسة والأعلام
(
Qatar University
, 1995 , Article)
Pollen Morphology Of The Family Boraginaceae In Qatar
(
Qatar University
, 1995 , Article)
The pollen morphology of six species belonging to six genera of Boraginaceae in Qatar have been investigated by LM and SEM. The examined species proved to be eurypalynous, having different morphological types and can be ...