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السجلات المعروضة 11 -- 20 من 24
Delineation of charged deltaic rock genetic types in algyo-2 hydrocarbon reservoir, hungary; Based on log curve shapes
(
Qatar University
, 1986 , Article)
Most of the deltaic sandstone reservoirs exhibit complex lithofacies as well as petrophysical variations in both time and space. Facies analysis and reconstruction of facies patterns for the Algyo-2 reservoir rocks encountered ...
The Structures And Mode Of Formation Of Some Cyclodiphosphazane Derivatives With Urea And Thiourea
(
Qatar University
, 1986 , Article)
The methods of preparation and possible reaction mechanisms for the formation of some geminal and nongeminal aminocyclodiphosph (v) azanes of the type (II - V) are discussed. These cyclodiphosphazanes obtained from the ...
On Some Shrinkage Techniques For Estimating The Parameters Of Exponential Distribution
(
Qatar University
, 1986 , Article)
A variety of shrinkage methods have been proposed for estimation of some unknown parameter by considering estimators based on a prior guess of the value of the parameter. We compare some of the shrunken estimators for the ...
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 ...
Histological And Histochemical Studies On The Decidua And The Uterine Glands During Early Pregnancy In The Rat (Rattus rattus)
(
Qatar University
, 1986 , Article)
Histological and histochemical studies were carried out on the decidua and uterine glands in the uteri of pregnant rats 'Rattusrattus' between 129 hours post.-coitum (p.c) and day nine of pregnancy. Decidualization was ...
Formation Parameters Of The Lower Eocene Rocks In Qatar
(
Qatar University
, 1986 , Article)
The study of some carbonate rock samples collected from four different locations in Qatar and attributed to the Rus Formation (Lower Eocene) reveals that these rocks are mainly heterogeneous in their petrophysical ...
Petrogenesis And Geochronology Of The Granitic Intrusions Of Gabal Kulyiet And Seiga, South Eastern Desert, Egypt
(
Qatar University
, 1986 , Article)
In the South Eastern Desert of Egypt tonalite. granodiorite and granite intruded intermediate to acidic metavolcanics and volcanogenic metasedimentary rocks of Precambrian age. The geological features of these granitic ...
Constituents Of Cymbopogon Species
(
Qatar University
, 1986 , Article)
A comprehensive review of the Cymbopogon species including the essential oils and their constituents is given. An account of the other components viz. non volatile terpenoids and phenolic compounds is also given. The ...
A New Tetrafluoroborate Liquid Membrane Electrode For Selective Determination Of Boron
(
Qatar University
, 1986 , Article)
The construction and performance characteristics of a new liquid membrane electrode selective for BF^ion are herein described. The electrode incorporates nitron-tetrafluoroborate ion pair complex in nitrobenzene as a liquid ...
Influence of the cowpea weevil, callosobruchus maculatus f., and the saw - toothed grin beetls, oryzaephilus surinamensis L. On the moisture content and mould growth in stored grains
(
Qatar University
, 1986 , Article)
Presence of the cowpea weevil, Callosobruchus maculatus F., and the saw-toothed grain beetle, Orvxaephilus surinamensis L., and their propagation in cowpea and wheat, resulted in raising the moisture content of infested ...