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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.
Evaluation of the use of fresh water by four Egyptian farms applying integrated aquaculture-agriculture: study report
Type: Report
This report describes a study done in 2010 by researchers of the WorldFish Center on water use in Egyptian farms that apply aquaculture – agriculture integration. Two of the four farms that were monitored derived the main ...
Bio-economic evaluation of African Catfish (Clarias gariepinus) interaction with Nile Tilapia (Oreochromis niloticus) in low input system and its effect on water quality
Type: Journal Article
This study aims to determine the best stocking rate of African catfish (Clarias gariepinus) as a predator to control unwanted tilapia recruits in a bilyculture system and to assess the effects of that on fish growth, water ...
Economic analysis of fish farming in Behera governorate of Egypt
Type: Conference Paper
This paper examines the economic analysis of fish farming in Behera governorate of Egypt. High prices of fish feed, declining fish prices and lack of finance were found to be the top ranking serious constraints facing ...
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 ...
Biological control of the cyanobacterium Microcystis aeruginosa using Chlorella and Scenedesmus mass culture
Type: Conference Paper
This study aimed to investigate the use of Chlorophyta Chlorella elliposoides and Scenedesmus bijuga (Turpin) Lageh as a biological control means against Microcystis aeruginosa Kutz as a laboratory trial before field application.
Value chain analysis of the Egyptian aquaculture sector
Type: Conference Paper
Egypt’s aquaculture production (921,585 tonnes in 2010) is by far the largest of any African country and places it 11th in terms of global production. Despite the fact that the aquaculture sector in Egypt is now a mature ...
Water quality, fish production and economics of Nile Tilapia, Oreochromis niloticus, and African catfish, Clarias gariepinus, monoculture and polyculture
Type: Journal Article
Tilapia is the main cultured fish species in Egypt, contributing 43.5% of farmed fish production and 24% of total fisheries production. The main problem facing tilapia producers is early reproduction before fish reach ...
Control of microcystis aeruginosa using tannic acid
Type: Journal Article
One of the most difficult challenges facing the commercial fish producers is how to keep the constant balance that required maintaining a stable relationship among the water, fish and microscopic flora and fauna in their ...
Laboratory studies for preventing the growth of Microcystis sp. using Chlorella and Sendessmus in the Nile tilapia culture
Type: Conference Paper
This study is a trial for the prevention of Microcystis sp. growth using Chlorella and Scenedesmus mass culture via indoor experiment.