Apparent digestibility of protein, amino acids and energy in rainbow trout ( Oncorhynchus mykiss) fed a fish meal based diet extruded at different temperatures

A fish meal/wheat flour based dry ingredient mix was extruded at three different temperatures (100, 125 and 150 °C), by varying extrusion conditions according to two different methods. Employing method 1, the temperature of the conditioner, torque, screw speed, pressure, feed rate and process water...

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