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Mycoflora and mycotoxins of peanut (arachis hypogaea l.) Seeds in egypt. II - mycotoxin production by thermophilic or thermotolerant fungi
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Qatar University
, 1987 , Article)
Twelve species and one variety which belong to 6 genera were identified from 40 peanut seed samples using a dilution—plate method on 1% glucose—Czapek's medium at 4S°C. Aspergillus (6 species and 1 variety) followed by ...
Water Relations Of Some Woodlice (Oniscidea) From Arid And Mesic Environments
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Qatar University
, 1987 , Article)
The desert woodlouse Porcellio evansi from Bahrain and Qatar has a transpiration rate as low or lower than recorded from other desert species. The synanthropic mesic Porsellionides pruinosus has a much higher rate, while ...
Gonadal Development Of Lead Intoxicated Rat Embryos
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Qatar University
, 1987 , Article)
Pregnant rats injected with 60ju,g lead nitrate/gm body weight on day 8 of gestation showed a significant fetal resorption and reduced size of gonads on day 13.5 gestation. Incidence of fetal death and fetal resorption ...
Phytoplankton In An Area Of Multi-Polluting Factors West Of Alexandria, Egypt
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Qatar University
, 1987 , Article)
A year cycle of phytoplankton community in polluted inshore area of the Egyptian Mediterranean water, west of Alexandria, was followed. Seasonal and regional variations of the physico-chemical characteristics were studied ...
Studies On The Effect Of Cadmium Chloride On The Gonads Of The Developing Chick Embryos
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Qatar University
, 1987 , Article)
Cadmium chloride was injected in doses of 5, 10, 15 and 20 /xg/egg into the yolk sac of 4—day—old chick embryos. Mortality due to cadmium intaxication increased with dose increase. The mortality rate of chick embryos ...
The effect of doping crystals of tgs with some di- and trivalent ions on its: (ii) polarization and piezoelectricity
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Qatar University
, 1987 , Article)
The polarization, coercive field,piezoelectricity and electromechanical coupling for pure and doped single crystals of TGS arp investigated in the temperature range 77-325 K. The influence of the divalent ions Ni 2+, Cu2 ...
A Special System Of Boundary Value Problems
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Qatar University
, 1987 , Article)
In this paper we introduce a special system of boundary value problems and give a method for solving it. Then we give a detailed application of this method to a system of boundary value problems of Hilbert type.
Preliminary Studies Of The Tidal Currents Near Doha
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Qatar University
, 1987 , Article)
A systematic program for current observations was planned by the Department of Marine Sciences, University of Qatar to cover the Qatar; waters. The tidal currents were studied by analysing the data obtained from mooring ...
Mycoflora of cotton flowers and fungi associated with boll rot in egyptian cotton. I-saprophytic fungi
(
Qatar University
, 1987 , Article)
Isolation of fungi was made for nine weeks post flower opening for two consecutive years from young floral segments and capsule components, on glocuse and cellulose agar media.
The capsule components possesed fewer fungi ...
Petrogenesis And Tectonic Setting Of The Vqlcanic Suite West Of Wadi Bagharid South Eastern Desert, Egypt
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Qatar University
, 1987 , Article)
The metavolcanic belt west of Wadi Bagharid, south Eastern Desert, Egypt is geologically investigated. Petrographically, the metavolcanics are subdivided into four rock varieties namely: metaandesites, metadacite-rhyodacite, ...