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Now showing items 71-77 of 77
Calcium Carbonate Content, Some Chemical And Physical Properties Of The Sudan Gezira Soils And Their Implications
(
Qatar University
, 1991 , Article)
Eight soil pcdons representing a range of aridisols, vertisols and recent alluvium were studied for various chemical and physical properties. Generally the soils were clayey except the recent alluvium which was loamy but ...
Mineral Content Of Soil And Wild Plants From Saudi Arabia
(
Qatar University
, 1996 , Article)
Soil and wild plant samples were collected from different localities from the industrial Yanbu city, Saudi Arabia, and analyzed for their mineral content. Soil samples from the tested localities differed greatly and contained ...
Monovalent Anion Interaction on the Electron Flow of Photosystem II in Soyabean Cells
(
Qatar University
, 1994 , Article)
Steady state of electron transport measurements from water to DMQ (2, 5 - dimethyl - P- benzoquinone) show a maximum bicarbonate effect (about four fold stimulation) following the addition of 5 mM HCO"3 to the previously ...
Studies on some cowpea cultivars: II - suitability for aspergillus flavus growth and Aflatoxin production
(
Qatar University
, 1993 , Article)
Sixteen mycotoxin-free seed cultivar samples of cowpea (Vigna unguiculata (L.) Walp.) were inoculated with spores* of Aspergillus flavus Link (IMI 89717) to determine varietal differences in terms of aflatoxin production. ...
Study Of Aerobiology Of Alexandria, Egypt
(
Qatar University
, 1991 , Article)
The present study provides a survey of atmospheric pollen and fungal spores in the city of Alexandria with the aim of supplying information that may be useful in the treatment of aeroallergies. Considerable attention has ...
The Prevalence Of Keratinophilic And Saprobic Fungi On Poultry Feathers In Egypt
(
Qatar University
, 1991 , Article)
Two methods were used for the isolation of dermatophytes and other fungi from the feathers of ducks, geese and turkeys: baiting technique and the dilution plate method. 86 species and 3 varieties belonging to 35 genera ...
Ophioglossum polypyllum, A. Braun a new record for Qatar
(
Qatar University
, 1995 , Article)