Dietary threonine factor in tilapia fillet yield

In a commercial field trial, Nile tilapia were distributed in net cages and fed diets containing increasing threonine:lysine ratios. 

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Eel production in Europe
Eel production in Europe

Eel production in Europe

After rapid expansion of glass eel culture in the mid-1990s was followed by overproduction, pricing problems, glass eel shortages and NGO pressures, European Union countries adopted national management plans for the eels. Importation of consumption eels was stopped, and exportation was phased out.