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السجلات المعروضة 1191 -- 1200 من 1381
Growth and protein content of wheat kernels treated with three Growth regulators
(
Qatar University
, 1993 , Article)
Alar, asulam or kinetin at different doses were sprayed on wheat plants and their effects on growth and protein of the developing kernels were investigated. Grain fresh matter was significantly increased in response to 200 ...
Thermoluminescence (TL) Response Of Gamma-Irradiated Raw Material And The Influence Of Doping By Different Activators
(
Qatar University
, 1994 , Article)
Thermoluminescence of raw materials has been frequently employed to determine the exposure dose as well as effective energy of gamma radiation. In this work, thermoluminescence (TL) properties of cement clinker (C) and its ...
Diffuse Phase Transition In Non-Stoichiometric LiRbSO4 Crystals
(
Qatar University
, 1992 , Article)
The influence of changing the ratio of Li2S04 on the structure transition of (RbxLi1-x)2S04 , LRS crystals, where x ranged from 0.1 to 0. 7, was studied by thermal analysis techniques in the temperature range 300 - 600 K. ...
Mineralogy and Genesis of Heavy Minerals in Coastal Dune Sands, South Eastern Qatar
(
Qatar University
, 1999 , Article)
Large amounts of aeolian sand occur in the southeastern coastal zone of Qatar Peninsula as sand dunes accumulated in a vast sand field locally called " Niqyan Qatar ". The present work, carried out on a sand dune belt of ...
Two Forms Of The Backlund Transformation Of A Third Order Differential Equation
(
Qatar University
, 1996 , Article)
Two explicit forms of Backlund transformation of third order dispersive differential equation are derived. The method of derivation depends on the use of a transformation that couples the equation with its modified one.
Effect Of Gossypol, Apogossypol And Gossypolone On Fertility Of Male Rats And In Vitro Sperm Motility
(
Qatar University
, 1993 , Article)
The effect of the naturally occurring polyphenolic pigment, gossypol, and some of its metabolites, apogossypol and gossypolone, on the fertility of male rats has been studied in vivo. The normal growth of the rats was ...
The effect of gossypol, gossypolone and apogossypol on the lipids of male rat Serum and seminal fluid
(
Qatar University
, 1994 , Article)
The neutral and polar lipids of serum and seminal fluid of male rats were investigated under the effect of gossypol acetic acid, apogossypol and gossypolone. The total phospholipids and the neutral serum lipids showed ...
Fish diversity in correlation with some environmental factors in the mangal of two protectorate areas, ras muhammed and nabq on the red sea in egypt.
(
Qatar University
, 1997 , Article)
The present investigation is an attempt to study the fish diversity at five sites of the mangrove forests (Mangal) in two famous protectorate areas : Ras Muhammed and Nabq on the Red Sea in Egypt. The present investigation ...
Population Structure And Growth Curve Of Acanthopleura Gemmata (Mollusca: Polyplacophora) In The Northwestern Red Sea
(
Qatar University
, 1996 , Article)
Studies on Acanthopleura gemmata population were carried out in a site located on northwestern coast of the Red Sea called Sharm Elnagha, 40 km south of Hurghada city, Egypt (26° 56' N and 43° 00' E). In these studies, the ...
Fatty acid composition of sargassum denticulatua1and s. Latifouum as influenced by the time of collection and the plant organ
(
Qatar University
, 1995 , Article)
Fatty acid profile of two species of Sargassum namely, 5. denticulatium (Forsk). Borgesen and S. latifolium (Turn) Ag., from the Red Sea coast of Egypt was studied. Fatty acid data indicate that there is a strong seasonal ...