Browsing QU Ceased Journals by Title
Now showing items 639-658 of 2240
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Multicriterion Optimization Approach For The Design Of Induction Motors
( Qatar University , 1999 , Article)In most engineering design problems, trade offs are to be made among competing factors. This is obvious in the design of electric motors, when more than viewpoint is to be considered. In this paper the problem of induction ... -
Multielement Analysis Of Suspended Particulates In Doha (Qatar) Air Before And During The Gulf War
( Qatar University , 1994 , Article)Efforts have been made to study the effect on Qatar atmosphere from the burning of Kuwait oil fields during the Gulf war. Analysis of suspended air particulates was done by X-ray fluorescence technique. Eight elements were ... -
Mycoflora And Mycotoxins Of Corned Beef
( Qatar University , 1995 , Article)Sixty species and 5 varieties belonging to 21 genera of fungi were collected from 20 corned beef samples . The average total counts of fungi ranged from 56 -236,47-275 and 39-202 colonies /g on glucose - 10% NAC1 - glucose ... -
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 ... -
Mycoflora and mycotoxins of sunflower(helianthus annuus l.) Seeds in egypt 1. Sugar fungi and natural occurrence of mycotoxins
( Qatar University , 1986 , Article)Eighteen genera and sixty-three species, in addition to three varieties were isolated from thirty six samples of sunflower seeds collected from different places in Egypt. Aspergillus and Penicillium followed by Rhizopus ... -
Mycoflora And Natural Occurrence Of Mycotoxins Of Chicken Stock
( Qatar University , 1993 , Article)Twenty four species and one species variety (belonging to 11 genera) and 20 species with the addition of two species varieties (belonging to 7 genera) were isolated on glucose-Czapek's agar and glucose-Czapek's agar medium ... -
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, ... -
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 ... -
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 ... -
Nannobiostrat1graphy Of The Late Cretaceous Paleocene Succession In Esh El-Mallaha Range, Eastern Desert, Egypt
( Qatar University , 1990 , Article)This paper emphasis the biostratigraphic significance of thirty nannofossil species recorded from the Maestrichtian - Paleocene succession in Esh El-Mellaha Range, Eastern Desert, Egypt. These species participated in making ... -
The nature of conrad's pessimism
( Qatar University , 1989 , Article) -
Nature Of The Aflatoxin B, - Induced Inhibition Of Photosynthesis In Chlorella Fusca (Chlorococcales, Chlorophyta)
( Qatar University , 1994 , Article)Treatment with Aflatoxin E^ (AFBi) resulted in inhibition of photosynthetic oxygen evolution in Chlorella fusca Shih.et Krauss. Treatments also induced a marked reduction of both chlorophyll and carotenoid contents. ... -
Negation & Sentence comprehension
( Qatar University , 1984 , Article)18 Egyptian university graduates enrolled in TEOSL program, with approximately the same score on an objective test for their level, were presented with 8 variations of eight sentences (64 in all). Each sentence consists ... -
A Neural Controller Using Imc Strategy
( Qatar University , 2000 , Article)In this paper a nonlinear Internal Model Control (IMC) strategy based on a modified NARMA model is proposed. The IMC controller consists of a model inverse controller and a robustness filter with a single tuning parameter. ... -
The Neurosecretory Cells and Neurosecretions in the Developmental Stages of the Cotton Leafworm -Spodoptera Littoralis (B)
( Qatar University , 1981 , Article)In 1955 Nayar described two types of neurosecretory cells in lphita limbata (A- and B-types) [1]. Later, Johannson [2] classified these cells into four categories: A, B, C and D, which he regarded as motor neurones of ... -
Neurosecretory Cells In Certain Earthworms Species (Oligochaete)
( Qatar University , 1987 , Article)Typical Neurosecretory cells of the cerebral ganglion were studied in three oligochaete families: A. porrectodea caliginosa, Dendrodrilus rubidus: (Lumbricidae)'; Amynchas corticis : (Megascolidae); Dichogaster bolaui: ... -
Neutron Diffraction and Mossbauer Effect Study of a Cobalt Substituted Zinc Ferrite
( Qatar University , 1982 , Article)The mixed cubic ferrite Zno.g5 €00.15 Fez 04 is studied by neutron diffraction and Mossbauer effect techniques at the temperature range 4.2 - 293 °K. The obtained spectra by both methods at low temperature show a long range ... -
Neutron Diffraction And Mossbauer Effect Study On A Mixed Rare Earth Garnet
( Qatar University , 1983 , Article)A powder sample of Y^YbFesO,; was prepared using the ceramic technique. X-ray diffraction pattern showed a single phase of the garnet type structure with a lattice constant 12.323 A". Specific heat for this composition was ... -
New Algorithms For Digital Analysis Of Power Intensity Of Non Stationary Signals
( Qatar University , 1998 , Article)Discrete and continues time-frequency algorithms of the power intensity of non-stationary signals are proposed. Results show that the power intensity waveform analysis performed well in both discrete and continuous ... -
New Contributions To The Geology, Geochemistry And Tectonic Setting Of The Aswan Granites, Southern Egypt
( Qatar University , 1990 , Article)The Aswan granitic rocks occupy a region in southern Egypt between the stable Archaean craton of the south Western Desert and the less stable Pan-African belt of the south Eastern Desert. They include light-grey medium ...