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Now showing items 61-70 of 86
من جهود مصر الدبلوماسية في عامي 1947،1948 من أجل قضية فلسطين : على ضوء وثائق وزارة الخارجية المصرية
(
Qatar University
, 1987 , Article)
Inhibition Effect Of Four Oil Dispersants On Primary Productivity In Qatar Water (Ararian Gulf)
(
Qatar University
, 1987 , Article)
Four major oil dispersant mixtures in seawater wore used to depict their in—situ inhibition ratio to productivity rate of natural phytophanklon populations in Qatar water — Arabian Gulf — during the spring season of 1986. ...
كشف الأسرار عما خفي عن الأفكار (لابن العماد)
(
Qatar University
, 1987 , Article)
A Special System Of Boundary Value Problems
(
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.
Mycoflora and mycotoxins of peanut (arachis hypogaea l.) Seeds in egypt. II - mycotoxin production by thermophilic or thermotolerant fungi
(
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
(
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 ...
Studies On The Effect Of Cadmium Chloride On The Gonads Of The Developing Chick Embryos
(
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 ...
Gonadal Development Of Lead Intoxicated Rat Embryos
(
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 ...
The effect of doping crystals of tgs with some di- and trivalent ions on its: (ii) polarization and piezoelectricity
(
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 ...
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 ...