Browsing WorldFish Community by Author "El Naggar, G.O."
Now showing items 1-3 of 3
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Effect of varying density and water level on the spawning response of African catfish Clarias gariepinus: Implications for seed production
(2006)Type: Journal ArticleThe development of a reliable methodology for spawning of African catfish, Clarias gariepinus without the use of hormone injections would greatly improve the prospects of aquaculture in Africa. Earlier work has shown that ... -
Influence of fertilizers' types and stocking density on water quality and growth performance on Nile tilapia African catfish in polyculture system
(2008)Type: Conference PaperThe effects of fertilizer types and stocking density were investigated on water quality parameters that expected to affect growth performance of the polyculture of Nile tilapia <i> (Oreochromis niloticus) </i>, African ... -
Production economics of Nile Tilapia (Oreochromis niloticus) pond culture in El-Fayum Governorate, Egypt
(2013)Type: Journal ArticleEconometric techniques were used to estimate a production function for tilapia pond culture in El-Fayum Governorate, Egypt, utilizing cross-sectional field data. Explanatory variables were feed, initial stocking weight, ...
