Performance of post larvae of cascudo preto (Rhinelepis aspera), fed with artemia nauplii and ration offered in sachets

Authors

  • Luis Ricardo Jayme Guerreiro Universidade Federal do Rio Grande do Sul
  • Jeferson Antonio Dias Dias Universidade Estadual do Norte do Paraná
  • Darci Carlos Fornari Universidade Estadual de Maringá
  • Ricardo Pereira Ribeiro Universidade Estadual de Maringá
  • Marco Antonio Zanoni Universidade Estadual do Norte do Paraná

DOI:

https://doi.org/10.5433/1679-0359.2011v32n2p781

Keywords:

Alive food, Artificial diet, Larviculture.

Abstract

The objective of this work was to evaluate the performance of Rhinelepis aspera post larvae submitted to two diets. Completely randomized design with two treatments and eight repetitions were used. The stock density was seven post larvae per liter. The diets were composed by A, powder ration with 55% CP offered in organza sachets and B, 850 Artemia nauplii supplied to each post larvae three times a day. There was no significant difference between treatments in survival (P? 0,05), but there was in biometry. The ration offered in sachets induced the highest averages in length (mm) and weight (mg), whilst the “natural diets” induced higher values of the condition factor. The results show that the ration sachets can be a promising alternative to larvae culture of R. aspera.

Author Biographies

Luis Ricardo Jayme Guerreiro, Universidade Federal do Rio Grande do Sul

Pós-Graduando do Curso de Mestrado em Zootecnia, Área de Concentração Produção Animal, Universidade Federal do Rio Grande do Sul, UFRGS.

Jeferson Antonio Dias Dias, Universidade Estadual do Norte do Paraná

Biólogo Graduado na Universidade Estadual do Norte do Paraná, Campus Cornélio Procópio, UENP.

Darci Carlos Fornari, Universidade Estadual de Maringá

Pós-Graduando do Curso de Doutorado em Zootecnia, Universidade Estadual de Maringá, UEM.

Ricardo Pereira Ribeiro, Universidade Estadual de Maringá

Prof. Associado do Departamento de Zootecnia da Universidade Estadual de Maringá, UEM.

Marco Antonio Zanoni, Universidade Estadual do Norte do Paraná

Prof. Assistente do Departamento de Ciências Biológicas da Universidade Estadual do Norte do Paraná, UENP,Campus Luiz Meneghel.

Published

2011-07-12

How to Cite

Jayme Guerreiro, L. R., Dias Dias, J. A., Fornari, D. C., Ribeiro, R. P., & Zanoni, M. A. (2011). Performance of post larvae of cascudo preto (Rhinelepis aspera), fed with artemia nauplii and ration offered in sachets. Semina: Ciências Agrárias, 32(2), 781–788. https://doi.org/10.5433/1679-0359.2011v32n2p781

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