Rearing of Nile tilapia (Oreochromis niloticus) juveniles in a biofloc system employing periods of feed deprivation

被引:23
作者
Correa, Anderson de Souza [1 ]
Pinho, Sara Mello [1 ,2 ]
Molinari, Diego [1 ]
Pereira, Kamila da Rosa [1 ]
Maya Gutierrez, Sthephaniee [3 ]
del Carmen Monroy-Dosta, Maria [3 ]
Coelho Emerenciano, Mauricio Gustavo [1 ,4 ,5 ]
机构
[1] Univ Estado Santa Catarina UDESC, Lab Aquicultura LAQ, Laguna, SC, Brazil
[2] Univ Estadual Paulista, UNESP, Ctr Aquicultura, CAUNESP, Jaboticabal, SP, Brazil
[3] Univ Autonoma Metropolitana UAM, Dept Hombre & Ambiente, Unidad Xochimilco, Mexico City, DF, Mexico
[4] UDESC, Programa Posgrad Zootecnia PPGZOO, Chapeco, SC, Brazil
[5] CSIRO Agr & Food, Aquaculture Program Bribie, Bribie Isl Res Ctr, Woorim, Qld, Australia
关键词
Nursery phase; food management; restriction; microorganisms; feed costs; COMPENSATORY GROWTH; LITOPENAEUS-VANNAMEI; TECHNOLOGY APPLICATION; COMMUNITY COMPOSITION; FOOD-DEPRIVATION; IMMUNE-RESPONSE; WATER-QUALITY; AQUACULTURE; PERFORMANCE; EXCHANGE;
D O I
10.1080/10454438.2019.1679319
中图分类号
S9 [水产、渔业];
学科分类号
0908 ;
摘要
The study aimed to evaluate if different periods of feed deprivation could affect the productive and economic performance of Nile tilapia juvenile reared in biofloc technology (BFT) during nursery phase. During 56 days, the productive performance of Nile tilapia (4.78 +/- 0.13 g) was evaluated in four treatments (three replicates each) as follow: (7F) feed provided every day of the week without deprivation (control); (6F/1D) feed provided 6 days a week and 1 day deprivation; (5F/2D) feed provided 5 days a week and 2 days deprivation; and (4F/3D) feed provided every other day. The present study demonstrated that it is possible to apply feed deprivation in tilapia juveniles raised in BFT. The choice of feeding programs needs to be carefully evaluated.
引用
收藏
页码:139 / 156
页数:18
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