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Now showing items 13981-13990 of 14878
Threshold Modelling Of Ship's Dynamics
(
Qatar University
, 1995 , Article)
In this paper we consider an application of a system called threshold system in the field of marine engineering. Properties of this system are discussed and the idea of the impulse response function of threshold system is ...
مدى تأثير تعلم لغات أجنبية قبل الصف الرابع الابتدائى على مستوى النمو اللغوى للطفل في اللغة العربية
(
Qatar University
, 1994 , Article)
خبرة الاحساس بالوحدة النفسية
(
Qatar University
, 1983 , Article)
الغاية العليا في القرآن
(
Qatar University
, 1988 , Article)
في فكرة الاجتهاد الجامعي: تاريخأ وواقعأ
(
Qatar University
, 2001 , Article)
Plant growth, metabolism and adaptation in relation to stress conditions XII. Carbohydrate and acid accumulation in phaseolus vulgaris and zea mays stressed with sodium sulphate
(
Qatar University
, 1990 , Article)
Phaseolus vulgaris and Zea mays seedlings and plants were cultured on quarter-strength Hoagland nutrient medium with or without increasing concentrations of Na^SO^. Sodium sulphate increased the levels of reducing sugars ...
Biological effects of gamma radiation on stored product insects. 4 - radiation effects on sex pheromone production and perception by the rust-red flour beetle. Tribolium castaneum (herbst)
(
Qatar University
, 1985 , Article)
Irradiation of the rust-red flour beetle, T. castaneum at different doses of gamma radiation considerably affected sex pheromone production by females and perception by males. The production of sex pheromone by virgin ...
Modelling Of The Basement Surface Of Siwa-Qattara Depression Area, Northern Western Desert Of Egypt
(
Qatar University
, 1990 , Article)
Modelling study of the basement surface of Siwa-Qattara Depression area was done through the calculation of basement depth for 62 selected points using gravity interpretation methods.
The constructed basement relief map ...
Calcium Nitrite Effect On Setting Of Cement At Various Temperatures
(
Qatar University
, 2000 , Article)
Calcium Nitrite, which is used as corrosion inhibitor, accelerates stiffening rates of cement. This paper deals with the effect of calcium nitrate on setting times of cement pastes at various curing temperatures. Four ...
الرضا عن العمل لدى خريجات شعبة الاقتصاد المنزلي اللاتي يعملن في تخصصهن واللاتي يعملن في تدريس مواد أخرى بدولة قطر
(
Qatar University
, 1997 , Article)