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Training strategies trairao fingerlings (Hoplias cf. lacerdae)

An evaluation of training strategies in fingerlings of trairao was carried out. The experimental design included six 20 L tanks with artificial aeration, controlled temperature variation (27<FONT FACE=Symbol>±</FONT>0.5ºC), and continuously darkened (0L:24D), except during daily management. Fingerlings with 2.9<FONT FACE=Symbol>±</FONT>0.2 cm long were kept at a 4 specimens/L and they were allotted to the following treatments: the first was direct offering of artificial diet and the second involved training strategies by means of the replacement of semi humid food for dry food. At the end of the experiment, average survival rates were 27.5 and 96.66% for the first and second treatments, respectively, demonstrating that feeding conditioning is an efficient management in production and survival of Hoplias cf. lacerdae fingerlings.

training strategies; dry pellets; Hoplias lacerdae; trairao


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