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Now showing items 11-20 of 113
Mycoflora associated with dry dates in upper egypt ii. Osmophilic fungi and test of osmophilic ability
(
Qatar University
, 1988 , Article)
19 fungal species which belong to 8 genera were collected from 30 dry date samples of which 9 species appeared on all sucrose concentrations (20%, 40% and 60%) namely, Aspergillus amstelodami, A. niger, A. raber, A. sydowii, ...
Towards a prospective transplantation of the local mangrove avicennia marina (forssk.) Vierh. Growing on coast of qatar i. Ecophysiological performance of juveniles.
(
Qatar University
, 1990 , Article)
A population sample of propagules was collected at random from average size A. marina trees growing at "Dhakhira" (Qatar). This sample was then divided into subsamples which were used to detect the effects of light intensity, ...
Additions to the flora of Qatar
(
Qatar University
, 1997 , Article)
Collections and earlier studies on the plants of Qatar are limited and of recent origin — since the seventies. The latest of these in 1983 (El Amin) listed 300 species belonging to 202 genera in 56 families. At present, a ...
Contribution of the Fungal Flora and Mycotoxins of Some Canned Tomato Paste Samples
(
Qatar University
, 1994 , Article)
Twenty-two species belonging to seven genera were isolated and identified from 21 tomato paste samples on glucose-Czapek's (5 genera and 14 species) and 10% NaCl-glucose-Czapek's (6 genera and 17 species) agar media, at ...
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 ...
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 ...
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 ...
A practical Approach for water Use Efficiency in Arid Areas
(
Qatar University
, 1997 , Article)
A practical approach for water use efficiency (WUE) relying on the actual amount of applied water was examined from both theoretical and practical stand points. Pearlmillet {Pennisetum americanum (L.) K. Schum), sorghum ...
Screening Of Some Fungi For Uricolytic Activity
(
Qatar University
, 1996 , Article)
Twenty nine species of fungi have been tested for their uricase activity. Only twenty two species of them have the ability to produce uricases.
Most of the uncapable fungi to produce uricases belong to Basidiomycotina. ...
Changes In Biomass Gain, Protein Content And Hormonal Levels In Wheat Kernels In Response To Soil Drench With Sodium Salicylate
(
Qatar University
, 1992 , Article)
Drenching of soil with sodim salycylate (800,4000 and 8000mg/l) increased grain f. wt. and d. wt. Protein content was increased in grains at days 23 and 60 with 800 mg/1 salicylate. With higher doses "4000 and 8000mg/l ...