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González-Félix,Mayra Lizett; Perez-Velazquez,Martin; Ezquerra-Brauer,Josafat Marina; Bringas-Alvarado,Lorena; Sánchez-Sánchez,Anabel; Torres-Arreola,Wilfrido. |
The marine bioprocessing industry offers great potential to utilize byproducts for fish meal replacement in aquafeeds. Jumbo squid is an important fishery commodity in Mexico, but only the mantle is marketed. Head, fins, guts and tentacles are discarded in spite of being protein-rich byproducts. This study evaluated the use of two jumbo squid byproduct hydrolysates obtained by acid-enzymatic hydrolysis (AEH) and by autohydrolysis (AH) as ingredients in practical diets for shrimp. The hydrolysates were included at levels of 2.5 and 5.0% of the diet dry weight in four practical diets, including a control diet without hydrolysate. Shrimp growth and survival were not significantly affected by the dietary treatments. Postharvest quality of abdominal muscle was... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Dosidicus gigas; Jumbo squid; Byproduct hydrolysates; Litopenaeus vannamei; Shrimp aquafeeds; Fishmeal replacement. |
Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-20612014000300017 |
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Martinez-Porchas,Marcel; Vargas-Albores,Francisco; Casillas-Hernández,Ramón; Rodriguez-Anaya,Libia Zulema; Lares-Villa,Fernando; Magdaleno-Moncayo,Dante; Gonzalez-Galaviz,Jose Reyes. |
ABSTRACT: Host genetics and diet can exert an influence on microbiota and, therefore, on feeding efficiency. This study evaluated the effect of genetic line (fast-growth and high-resistance) in Pacific white shrimp ( Litopenaeus vannamei ) on the hepatopancreatic microbiota and its association with the feeding efficiency in shrimp fed with diets containing different protein sources. Shrimp (2.08 ± 0.06 g) from each genetic line were fed for 36 days with two dietary treatments (animal and vegetable protein). Each of the four groups was sampled, and the hepatopancreatic metagenome was amplified using specific primers for the variable V4 region of the 16S rRNA gene. The PCR product was sequenced on the MiSeq platform. Nineteen bacterial phyla were detected,... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Shrimp genetic line; Fishmeal replacement; Productive response; Feeding efficiency. |
Ano: 2021 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162021000600403 |
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