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السجلات المعروضة 21 -- 24 من 24
Genetic Studies on Escherichia Coli Strains Isolated From Cases of Bovine Mastttis
(
Qatar University
, 2007 , Article)
This study was carried out on 53 milk samples positive for California Mastitis Test taken from eight herds infected with clinical mastitis in Taif City. Mean Somatic cell Count (SCC) was 4, 482, 000 cells / ml. Forty-eight ...
Comparative study of organic and inorganic fertilizers on forage corn (Zea mays l.) Grown on two soil types
(
Qatar University
, 2001 , Article)
Two pot experiments were conducted in 1995/96 and 1996/97 to investigate the interactive effects of organic and inorganic fertilizers applied to two soil types on the performance of corn (Zea mays L.). The soil types were ...
The Possible Effects of Some Mineral Nutrients and Industrial Chemical Effuents on Wild Plants in Central Sudan
(
Qatar University
, 2006 , Article)
The effects of some mineral nutrients and industrial chemical effluents from a textile factory and tanning activities on the growth and distribution of Typha angustata, Cyperus laevigatus. Paspalum viginatum, Cassia senna ...
Urea Hydrolysis and Urease Activity in Saudi Arabian Soils
(
Qatar University
, 2000 , Article)
Soil samples were collected from eight different localities m Saudi Arabia, and analysed for mechanical properties as well as for urea hydrolysis. The urease enzyme activity of these calcareous soils was also investigated. ...