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Now showing items 11-20 of 2122
Apical dominance in vicia faba l.
(
Qatar University
, 1983 , Article)
A side-effect of plant surgery was an interference with apical dominance. From the results of three experiments involving plant surgery, decapitation and the usage of "C-IAA, it appeared that the movement of the apically ...
Optical Properties Of Oxidated Blown Asphalt Films
(
Qatar University
, 1996 , Article)
Films of purified blown asphalt of high grades of oil and the accompanied adulterated particles derived from its manufacturing process, that is, it was purified 98%. This study focused on optical properties in the wavelength ...
Ophioglossum polypyllum, A. Braun a new record for Qatar
(
Qatar University
, 1995 , Article)
Observations on some hydrochemical aspects of the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman.
(
Qatar University
, 1997 , Article)
Surface and bottom water samples were collected from the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman during the period from October 1993 to September 1995. Samples were analyzed for temperature ...
Abscisic acid, relative water content and water use efficiency of wheat plants In relation to grain pretreatment by phytohormones and irrigation with sea water
(
Qatar University
, 1999 , Article)
Irrigation of wheat plants with sea water (10% and 25%) led to significant increase in free and bound ABA in the leaves, especially at 25%. The relative water content (RWC) of the sea water irrigated plants was either ...
Heterocyclic Aminoacrylate Esters Of Potential Biological Activity
(
Qatar University
, 1985 , Article)
This work describes the synthesis of N-substituted piperidyl 2-benzoxazole acrylates (la-d); 2-benzothiazole acrylates (2a-d); 2-furyl acrylates (3a-d) and 2-thiophene acrylates (4a-d). The esters of 3-quinuclidyl (Ie, 2e, ...
مع طه حسين في كتابه الشيخان : نقد و توثيق
(
Qatar University
, 1988 , Article)
المعرفة في التصور الاسلامي ... الدوافع الذاتية والخارجية
(
Qatar University
, 1992 , Article)
ولاية الحسبة في عهد العباسيين
(
Qatar University
, 1990 , Article)
التراث والتجديد : مناقشات وردود
(
Qatar University
, 1993 , Article)