Phosphorus release capacity in different dietary commercial phytases through performance and bone characteristics assessment of broiler chickens

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Federal de Lavras (UFLA)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorMCassab Nutrição e Saúde Animal-
Autor(es): dc.creatorBertechini, Antônio G.-
Autor(es): dc.creatorReis, Matheus P.-
Autor(es): dc.creatorDalólio, Felipe S.-
Autor(es): dc.creatorCarvalho, Julio Cesar C.-
Data de aceite: dc.date.accessioned2025-08-21T15:54:35Z-
Data de disponibilização: dc.date.available2025-08-21T15:54:35Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2021-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1590/0001-3765202220210286-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/246405-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/246405-
Descrição: dc.descriptionA trial was conducted to evaluate phosphorus release capacity in different commercial phytases throught performance and bone characteristics of broilers. A total of 2,400-day-old male Cobb 500® chicks were assigned in a completely randomized design with 12 dietary treatments ((1 to 5: with increasing levels of non-phytate phosphorus (NPP) (0.20; 0.25; 0.30; 0.35 and 0.40%) without phytase); and 6 to 12: with 0.20% supplemented with different commercial phytases), 8 replicates and 25 birds per pen. There was a linear increase (P<0.05) in the feed intake and body weight gain and a linear improvement (P<0.05) in the feed conversion ratio of broilers fed increasing NPP. The tested phytases did not release similar amounts of phytic phosphorus. Based on body weight gain response, 500 FTU/kg of diet releases a minimum and maximum of 0.074 to 0.152%, 0.062 to 0.157 and 0.059 to 0.169% of PP among the studied phytases in the periods from 1 to 21, 1 to 35 and 1 to 42 days, respectively. In conclusion, the commercial phytases released different concentrations of phytate phosphorus from the diets. Thus, is necessary to have a better method to evaluate phytase activity in order to avoid subnormal levels of available P in diets.-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionUniversidade Federal de Lavras Departmento de Zootecnia, Avenida Sul, s/n, Aquenta Sol, MG-
Descrição: dc.descriptionUniversidade Estadual Paulista Júlio de Mesquita Filho Departmento de Zootecnia, Via de Acesso Professor Paulo Donato Castelane, s/n, Km 05, Vila Industrial, SP-
Descrição: dc.descriptionMCassab Nutrição e Saúde Animal, Avenida das Nações Unidas, 20882, Várzea de Baixo, SP-
Descrição: dc.descriptionUniversidade Estadual Paulista Júlio de Mesquita Filho Departmento de Zootecnia, Via de Acesso Professor Paulo Donato Castelane, s/n, Km 05, Vila Industrial, SP-
Idioma: dc.languageen-
Relação: dc.relationAnais da Academia Brasileira de Ciencias-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectphosphorus-
Palavras-chave: dc.subjectphytase activity-
Palavras-chave: dc.subjectphytate-
Palavras-chave: dc.subjectpoultry nutrition-
Título: dc.titlePhosphorus release capacity in different dietary commercial phytases through performance and bone characteristics assessment of broiler chickens-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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