Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Acta Scientiarum. Animal Sciences (Online) |
Texto Completo: | https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/645 |
Resumo: | The performance and egg quality of 270 ISA Babcock layers, aged 40 weeks, fed diets with different calcium (Ca) levels and limestone particle size were evaluated. The experimental design was randomized in a 3x3 factorial scheme: Ca fractionation – g morning : g afternoon (2:2, 1:3 and 3:1) and limestone particle size (coarse, fine and blended) totalizing nine treatments with five replications of six hens each. Performance was not influenced by the treatments, except feed and Ca intakes. Hens fed with 3:3g Ca, in the morning or in the afternoon, had higher Ca and feed intake. However, there was no effect on daily total Ca intake. Egg specific gravity was improved when hens were fed with coarse and blended limestones. Results showed that Ca fractionation did not influence performance and egg shell quality. Egg specific gravity is improved when hens are fed with coarse and blended limestones. |
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Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645Efeitos do fracionamento do cálcio dietário e granulometria do calcário sobre o desempenho e qualidade dos ovos de poedeiras comerciais - DOI: 10.4025/actascianimsci.v28i2.645avesmineraisnutriçãotamanho de partícula de calcárioThe performance and egg quality of 270 ISA Babcock layers, aged 40 weeks, fed diets with different calcium (Ca) levels and limestone particle size were evaluated. The experimental design was randomized in a 3x3 factorial scheme: Ca fractionation – g morning : g afternoon (2:2, 1:3 and 3:1) and limestone particle size (coarse, fine and blended) totalizing nine treatments with five replications of six hens each. Performance was not influenced by the treatments, except feed and Ca intakes. Hens fed with 3:3g Ca, in the morning or in the afternoon, had higher Ca and feed intake. However, there was no effect on daily total Ca intake. Egg specific gravity was improved when hens were fed with coarse and blended limestones. Results showed that Ca fractionation did not influence performance and egg shell quality. Egg specific gravity is improved when hens are fed with coarse and blended limestones.Avaliou-se o desempenho e a qualidade dos ovos de poedeiras submetidas ao fracionamento de cálcio (Ca) da dieta e diferentes granulometrias de calcário calcítico. Foram utilizadas 270 poedeiras ISA Babcock, com 40 semanas, por quatro períodos de 28 dias, em um delineamento inteiramente casualizado em arranjo fatorial 3x3: fracionamento do Ca – g manhã:g tarde (2:2; 1:3 e 3:1) e granulometria do calcário calcítico (mista, grossa e fina), com cinco repetições de seis aves cada. As aves alimentadas com 3 g de Ca, de manhã ou à tarde, consumiram mais ração e Ca no entanto, o consumo total diário de Ca não foi influenciado. O calcário fino influenciou negativamente a qualidade da casca. Conclui-se que o fracionamento de cálcio não influenciou os parâmetros estudados e que utilizar calcário fino prejudica a qualidade da casca dos ovos.Editora da Universidade Estadual de Maringá2008-02-15info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/64510.4025/actascianimsci.v28i2.645Acta Scientiarum. Animal Sciences; Vol 28 No 2 (2006); 187-195Acta Scientiarum. Animal Sciences; v. 28 n. 2 (2006); 187-1951807-86721806-2636reponame:Acta Scientiarum. Animal Sciences (Online)instname:Universidade Estadual de Maringá (UEM)instacron:UEMporhttps://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/645/396Ito, Diogo TsuyoshiFaria, Douglas Emygdio deKuwano, Elizabete AikoJunqueira, Otto MackAraujo, Lúcio Francelino deinfo:eu-repo/semantics/openAccess2024-05-17T13:03:13Zoai:periodicos.uem.br/ojs:article/645Revistahttp://www.periodicos.uem.br/ojs/index.php/ActaSciAnimSciPUBhttp://www.periodicos.uem.br/ojs/index.php/ActaSciAnimSci/oaiactaanim@uem.br||actaanim@uem.br|| rev.acta@gmail.com1807-86721806-2636opendoar:2024-05-17T13:03:13Acta Scientiarum. Animal Sciences (Online) - Universidade Estadual de Maringá (UEM)false |
dc.title.none.fl_str_mv |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 Efeitos do fracionamento do cálcio dietário e granulometria do calcário sobre o desempenho e qualidade dos ovos de poedeiras comerciais - DOI: 10.4025/actascianimsci.v28i2.645 |
title |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
spellingShingle |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 Ito, Diogo Tsuyoshi aves minerais nutrição tamanho de partícula de calcário |
title_short |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
title_full |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
title_fullStr |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
title_full_unstemmed |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
title_sort |
Effects of dietary calcium fractionation and limestone particle size on performance and egg quality of commercial laying hens - DOI: 10.4025/actascianimsci.v28i2.645 |
author |
Ito, Diogo Tsuyoshi |
author_facet |
Ito, Diogo Tsuyoshi Faria, Douglas Emygdio de Kuwano, Elizabete Aiko Junqueira, Otto Mack Araujo, Lúcio Francelino de |
author_role |
author |
author2 |
Faria, Douglas Emygdio de Kuwano, Elizabete Aiko Junqueira, Otto Mack Araujo, Lúcio Francelino de |
author2_role |
author author author author |
dc.contributor.author.fl_str_mv |
Ito, Diogo Tsuyoshi Faria, Douglas Emygdio de Kuwano, Elizabete Aiko Junqueira, Otto Mack Araujo, Lúcio Francelino de |
dc.subject.por.fl_str_mv |
aves minerais nutrição tamanho de partícula de calcário |
topic |
aves minerais nutrição tamanho de partícula de calcário |
description |
The performance and egg quality of 270 ISA Babcock layers, aged 40 weeks, fed diets with different calcium (Ca) levels and limestone particle size were evaluated. The experimental design was randomized in a 3x3 factorial scheme: Ca fractionation – g morning : g afternoon (2:2, 1:3 and 3:1) and limestone particle size (coarse, fine and blended) totalizing nine treatments with five replications of six hens each. Performance was not influenced by the treatments, except feed and Ca intakes. Hens fed with 3:3g Ca, in the morning or in the afternoon, had higher Ca and feed intake. However, there was no effect on daily total Ca intake. Egg specific gravity was improved when hens were fed with coarse and blended limestones. Results showed that Ca fractionation did not influence performance and egg shell quality. Egg specific gravity is improved when hens are fed with coarse and blended limestones. |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-02-15 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/645 10.4025/actascianimsci.v28i2.645 |
url |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/645 |
identifier_str_mv |
10.4025/actascianimsci.v28i2.645 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/645/396 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Editora da Universidade Estadual de Maringá |
publisher.none.fl_str_mv |
Editora da Universidade Estadual de Maringá |
dc.source.none.fl_str_mv |
Acta Scientiarum. Animal Sciences; Vol 28 No 2 (2006); 187-195 Acta Scientiarum. Animal Sciences; v. 28 n. 2 (2006); 187-195 1807-8672 1806-2636 reponame:Acta Scientiarum. Animal Sciences (Online) instname:Universidade Estadual de Maringá (UEM) instacron:UEM |
instname_str |
Universidade Estadual de Maringá (UEM) |
instacron_str |
UEM |
institution |
UEM |
reponame_str |
Acta Scientiarum. Animal Sciences (Online) |
collection |
Acta Scientiarum. Animal Sciences (Online) |
repository.name.fl_str_mv |
Acta Scientiarum. Animal Sciences (Online) - Universidade Estadual de Maringá (UEM) |
repository.mail.fl_str_mv |
actaanim@uem.br||actaanim@uem.br|| rev.acta@gmail.com |
_version_ |
1799315356720824320 |