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Now showing items 61-69 of 69
Selectivity Coefficient Of Wire Basket Traps For Tilapia Nilotica
(
Qatar University
, 1984 , Article)
Most methods of estimating growth and mortality rates require samples representative of the population with respect to size of one or more age groups. There is no fishing gear that exhibits equal selectivity towards fish ...
New Records Of Some Mammals From Qatar: Insectivora, Lagomorpha And Rodentia
(
Qatar University
, 1984 , Article)
The present report deals with six native mammalian species to be recorded for the first time from Qatar. They belong to the following orders: Insectivora, Lagomorpha and Rodentia. None of these species is endemic to Qatar.
Mitotic Disturbances Induced By The Drug "Novalgin" In Allium Cepa Root Tips
(
Qatar University
, 1984 , Article)
Growing root tips of Allium cepa are treated with seven concentrations of Novalgin ranging from 2.81 x 10 4 M to 1.5 x 10 4 M for 4, 8, 24,48 and 72 hours.
The frequency of mitotic phases in the treated roots varies ...
Acid-Base Status Of Blood Of Varanus Griseus And Uromastyx Aegyptius
(
Qatar University
, 1984 , Article)
1) A comparative study was carried out on the acid-base status of blood collected from five main blood vessels of two desert lizards, the monitor, Varanus griseus, and the dabb, Uromastyx aegyptius.
2) Blood of the monitor ...
A Qualitative And Quantitative Survey On The Helminth Parasites Of Fishes From The Aswan High Dam Lake In Egypt
(
Qatar University
, 1984 , Article)
The present investigation is concerned with a helminthological survey of 19 species of fish collected along different seasons from the Aswan High Dam Lake in the southernmost part of Egypt. 615 out of 850 fish (72.4%) are ...
وجهة نظر حول سيكولوجية الانتاجة التنموية في مجتمعات الخليج العربي
(
Qatar University
, 1984 , Article)
Geomagnetic Trend Analysis In The Fayum District, Western Desert, Egypt
(
Qatar University
, 1984 , Article)
The present paper contains brief results of the trend analysis of the aeromagnetic survey in the Fayum District, Western Desert, Egypt. The trend analysis was the constructed magnetic maps which included the total magnetic ...
دراسة الفروق بين الجماعات العمرية في دوافع الحياة في ثلاث عينات: قطرية وعربية وامريكية
(
Qatar University
, 1984 , Article)
THE TRANSFER OF PSYCHOLOGICAL KNOWLEDGE TO THE THIRD WORLD COUNTRIES AND ITS IMPACT ON DEVELOPMENT: THE CASE OF FIVE ARAB GULF OIL-PRODUCING STATES
(
Elsevier Science Publishers B.V.
, 1984 , Article)
Psychological knowledge transmitted by universities in Bahrain, Kuwait, Qatar, Saudi Arabia and the United Arab Emirates is presented and some historical-cultural roots identified. Required courses for a B.A. are similar ...