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Now showing items 21-30 of 205
Mycoflora Associated With Dry Dates In Upper Egypt: I - Mesophilic And Thermophilic Fungi
(
Qatar University
, 1988 , Article)
Twenty-eight species which belong to 16 genera were identified from 30 dry date samples collected from Upper Egypt and plated at 28°C. Aspergillus, PeniciUium and Fusanum were the most common genera on the carposphere and ...
Effect Of Sugar Beet Seed Treatments With Some Growth Regulators On Damping Off Incidence, Total Soluble Sugars And Yield
(
Qatar University
, 1989 , Article)
Seven seed borne fungi were isolated from sugar beet seeds viz. Alternaria alternata, Helminthosponum sp., Rhizopus stolonifer, Epicoccum sp., Rhizoctonia solani, Phoma betae and Fusarium oxysporium f. sp. befae. The last ...
Effect Of Hydrocortisone On The Skin Of The Developing Chick Embryo
(
Qatar University
, 1986 , Article)
Hydrocortisone treatment of chick embryos caused acceleration of epidermis thickening and keratinization, decrease in dermal cell number and increase of dermal collagenous fibres. The hormone also caused a marked increase ...
Helminth parasites of fishes from the arabian gulf: 4. On allacanthochasmus lutjani n.sp. And metadena leilae nagaty, 1957 (digenea: cryptogonimidae)
(
Qatar University
, 1988 , Article)
Allacanthochasmus lutjani n.sp. is described from Lutjanus fulviflamma caught from Qatari waters in the Arabian Gulf. It differs from other species of the genus, mainly by the shape and position of the ovary, presence of ...
Effect Of Cobra Naja Haje Venom On The Adrenal Activity In Rabbits
(
Qatar University
, 1989 , Article)
Injection of rabbits with a sublethal dose (0.2mg/kg) of Naja haje venom induced an increase in serum cortisol, free cholesterol, glucose and potassium ions. A decrease in total cholesterol and sodium ions was observed ...
Preliminary Observations On The Relative Growth And Production Of Tilapia Species Cultured In Cages At Three Stocking Densities
(
Qatar University
, 1987 , Article)
Relative growth rate and productivity of Tilapia species (T. nilotica and T. galilaea) were studied for fish reared in cages in the Serow fish farm, Egypt. Both species were reared under three different stocking densities ...
Some Histological And Histochemical Aspects Of Egg-Implantation In The Rat
(
Qatar University
, 1987 , Article)
The rat embrayo and uterine epithelium were studied during implantation at 129h p.c., 138h p.c. and 153h p.c., stages. The basophilic bodies found in the iiinpr cell mass and in the uterine epithelium represent dead cells ...
Studies On The Trematodes Of The Genus Enenterum Linton, 1910 (Opecoelidae) And The Oenus Pseudocreadium Layman, 1930 (Lepocreadiidae) From Some Red Sea Fish
(
Qatar University
, 1985 , Article)
The genera Enenterum and Pseudocreadium are reviewed. It is suggested that Pseudocreadium indicum Madhavi, 1972 should be considered a synonym of P. balistes Nagaty, 1942. Enenterum pimelopteri Nagaty, 1942, is redescribed ...
The fecundity of gerres oyena forskal 1775, ( fam. Gerreidae) in the qatari waters of the arabian gulf
(
Qatar University
, 1986 , Article)
Fecundity estimates were made on a total of 180 mature fish Genes oyena Forskal of different lengths and weights, collected during the early spring of 1985. Log-log relationships were estimated between fecundity (either ...
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 ...