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Fraga, I.; Reyes, R.; Ortega, N.; Regueira, E.; Font, R.; Bravo, A.. |
In order to establish the management methods in snook Centropomus undecimalis (Bloch, 1792) broodstock (initial average weight 960 g), during 18 month three phases were developed. Fishes were marked, measured, weighed and distributed in 5 m3 fiber glass tanks (stock density 1.3 kg/m3). In the first phase (3 month), different feeding schedules were applied: 1. feeding in alternate days; 2. feeding every day excluding weekends; 3. feeding twice a day. Before maturation phase and during three month, enriched semi humid food was supplied. Finally, during 12 month, artificial feed was supplied. The appetite dynamics in fishes was influenced by the feeding schedule applied. When food was offered in alternate days, higher consumption was observed. Females showed... |
Tipo: Proceedings Paper |
Palavras-chave: Fish culture; Feeding; Brood stocks; Fish culture; Feeding; Http://aims.fao.org/aos/agrovoc/c_2918; Http://aims.fao.org/aos/agrovoc/c_2838. |
Ano: 2006 |
URL: http://hdl.handle.net/1834/2077 |
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Galindo, J.; Fraga, I.; Pelegrín, E.; Regueira, E.. |
To evaluate the effect of different feeding schedules on growth of white shrimp (Litopenaeus schmitti) juveniles, a totally randomized experimental design was carried out in bottomless pens of 1 m2 in a fertilized earthen pond for 54 days, using 6 treatments and 5 replications. The feeding schedules resulted of different combinations of supplementary foods with 24, 30 y 33% of protein level during the culture, including the schedule used in commercial production in Cuba as control. An “unfed” treatment was included to estimate the contribution of natural food in the growth of shrimps. Treatments that included artificial foods with high protein levels at the end of the schedule promoted higher growths. It was estimated that natural forage contributed... |
Tipo: Proceedings Paper |
Palavras-chave: Shrimp culture; Diets; Balanced diets. |
Ano: 2004 |
URL: http://hdl.handle.net/1834/1953 |
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