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Effect of water hyacinth and chlorella on water polluted by heavy metals and the biochemical and pathophysiological response of exposed fish
Type: Conference Paper
This study aimed to investigate the capacity of selected aquatic plant (water hyacinth and Chlorella) to remove some metal pollution from the water and the effect of such reaction on the serum bichemistry and histopathology ...
Field studies on prevention and biological control of the cyanobacterial blooms using Chlorella and Scenedesmus in the Nile tilapia farms
Type: Journal Article
This study aimed to investigate the use of green algae Chlorella elliposoidea (Gerneck) + Scenedesmus bijuga (Turpin) Lageh as prevention and biological control treatment of cyanobacterial blooms as field application.
Effect of garlic on the survival, growth, resistance and quality of Oreochromis niloticus
Type: Conference Paper
Study was conducted to evaluate the efficiency of the garlic in improving the immune response, survival, growth and disease resistance in Nile tilapia <i>(O. niloticus)</i>. The effects on quality and shelf life of fish ...
Characterization of some bacteria isolated from Oreochromis niloticus and their potential use as probiotics
Type: Journal Article
A total of one thousand Oreochromis niloticus held in earthen ponds of the WorldFish Center were used in this study. Forty of these were randomly collected from the ponds and subjected to bacteriological and pathological ...
Photobacteriosis in some wild and cultured freshwater fishes in Egypt
Type: Conference Paper
Two hundred and seventy wild and cultured fishes were collected from Alexandria, and investigated for the isolation of Photobacterium. The recovered bacteria were studied for the virulence, pathogenicity and antimicrobial ...
Probiotics and aquaculture
Type: Journal Article
Aquaculture has become the fastest growing sector of food production in the world. Despite the encouraging trends, several constraints have a negative impact on the growth of aquaculture. Among those, diseases are the ...
Effect of some immunostimulants as feed additives on the survival and growth performance of Nile tilapia, Oreochromis niloticus and their response to artificial infection
Type: Journal Article
Four plant based immunostimulants (Echinacea purpurea 0.25 and 1.0 ppt, Allium sativum 3 %, Nigella sativa 3% and Origanum marjorana 2 and 3% and mixture of Allium sativum , Nigella sativa 3:1, 1:3 and 3:3%, respectively ...
Effect of some local immunostimulants on the survival, growth performance and challenge infection of Oreochromis niloticus
Type: Conference Paper
Disease outbreaks are encountered in the rapidly developing aquaculture industry and affecting the economy but their controls seem to be difficult. Therefore, the use of immunostimulants may be an effective mean of increasing ...
Influence of phenol pollution on Nile tilapia (Oreochromis niloticus)
Type: Report
In this study a field investigation was done by collection of water and Nile tilapia (Oreochromis niloticus) from Helwan (branch of Nile River), El- Abbassa earthen ponds and Bahr El-Baqar fish ponds every 4 months during ...
Effect of probiotics on the survival, growth and challenge infection in Tilapia nilotica (Oreochromis niloticus)
Type: Journal Article
This study was conducted in order to evaluate the potential benefit of Bacillus pumilus and a commercial product (‘Organic Green’<sup>TM</sup>) as a probiotic in the culture of the tilapia nilotica. Two doses of B. pumilus ...