Search
Now showing items 1301-1310 of 1388
Screening Of Some Fungi For Uricolytic Activity
(
Qatar University
, 1996 , Article)
Twenty nine species of fungi have been tested for their uricase activity. Only twenty two species of them have the ability to produce uricases.
Most of the uncapable fungi to produce uricases belong to Basidiomycotina. ...
تنمية بعض مهارات الفهم في القراءة الصامتة عند تلميذات الصف الثاني الاعدادي بدولة قطر واتجاهاتهن نحوها باستخدام اسلوب التعليم الفردي
(
Qatar University
, 1991 , Article)
يتميز عصرنا الحاضر بالانفجار المعرفي الذي أوجد لنا كما هائلاً من المعرفة الإنسانية، والانفجار السكاني الذي أدى إلى زيادة كبيرة في أعداد الطلاب والتلاميذ في مختلف المراحل الدراسية، كما يتميز هذا العصر بضخامة التغيرات وتسارعها ...
تأثير التغذية المرتدة على تحسين الاداء المهاري لرياضة الجمباز (جهاز حصان الوثب)
(
Qatar University
, 1991 , Article)
السيكودراما : مفهومها وعناصرها واستخداماتها
(
Qatar University
, 1994 , Article)
Antibacterial and antidermatophyte activities of some essential Oils from spices
(
Qatar University
, 1993 , Article)
The inhibitory effects of ten essential oil from different spices against the growth of various isolates of bacteria representing Gram-positive (seven isolates) and Gram-negative (four isolates) were studied. Eight ...
Population Ecology of the Intertidal Sea Star Asterina Burtoni Gray (Asreroidea: Echinodermata) In the Wakrah Bay, South East Of Qatar
(
Qatar University
, 1995 , Article)
The abundance, distribution and population age structure of the sea star Asterina burtoni Gray were investigated in the intertidal area of the Wakrah Bay, South East Qatar Peninsula from October, 1993 to January, 1994. The ...
Petrochemical Investigation On El Ehena Pluton, Western Al-Quwayiyah Region, Saudi Arabia
(
Qatar University
, 1991 , Article)
The El Ehena area represents a small circular granite intrusion intruded in a metasedimentary sequence. The rocks are coarse grained with hypidomorphic texture and consist mainly of quartz, K-feldspar mostly perthitic and ...
Synthesis and biological testing of 2,4-disubstituted thiazole derivatives as Potential antitumor antibiotics
(
Qatar University
, 1994 , Article)
A series of thiazole derivatives bearing amino, acetamido or thioureido synthons at position 2- and thiosemicarbazone or 1,2,4-triazolethione moieties at position 4- have been synthesized and evaluated for their antimicrobial ...
An Approximation Leading To The Binomial Distribution In The Stochastic Treatment Of A Reversible Chemical Reaction
(
Qatar University
, 1992 , Article)
The exact equilibrium distribution of the number of molecules of C in the reversible chemical reaction A+B ^=S: C is shown to converge to the binomial distribution when N is finite,
M—»!K, K—>0 in such a way that KM is ...