Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o
Autor(a) principal: | |
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Data de Publicação: | 2017 |
Tipo de documento: | Dissertação |
Idioma: | por |
Título da fonte: | Repositório Institucional da UFVJM |
Texto Completo: | http://acervo.ufvjm.edu.br/jspui/handle/1/1794 |
Resumo: | Linha de pesquisa: Produ??o animal. |
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Silva, Helenita B?rbara FonsecaLeonel, Fernando de PaulaGomes, Raphael dos SantosVillela, Severino Delmar JunqueiraVillela, Severino Delmar JunqueiraUniversidade Federal dos Vales do Jequitinhonha e Mucuri (UFVJM)Leonel, Fernando de Paula2018-10-25T19:09:50Z2018-10-25T19:09:50Z20172017-07-27SILVA, Helenita B?rbara Fonseca. Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o. 2017. 42 p. Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, Diamantina, 2017.http://acervo.ufvjm.edu.br/jspui/handle/1/1794Linha de pesquisa: Produ??o animal.?rea de concentra??o: Bovinocultura de corte.O estudo foi conduzido com o objetivo de determinar a inclus?o da silagem da planta de abacaxi na dieta de vacas em lacta??o, por meio de t?cnicas in vitro de avalia??o de alimentos e do desempenho animal. Para a produ??o de g?s pela t?cnica in vitro foram feitas medi??es de volume realizadas nos tempos 0; 1; 2; 3; 4; 6; 8; 10;12; 16; 20; 30; 36; 48; 72 e 96 horas ap?s a adi??o do in?culo ruminal. O volume cumulativo dos gases da fermenta??o foram obtidos somando-se as leituras corrigidas para o marco nos tempos subsequentes ao tempo zero. Os volumes de gases lidos foram padronizados para mL/0,1 g de mat?ria seca. Para as an?lises de desempenho animal, foram utilizadas oito vacas mesti?as (Holand?s x Gir), com peso m?dio de 555?30 kg, produ??o m?dia de 12,50?3,25 kg de leite/dia e per?odo lactacional entre o 60? e 90? dias. A silagem de res?duo da lavoura de abacaxi, que foi composta por plantas ap?s a colheita dos frutos, foi inclu?da na fra??o volumosa da dieta em propor??es crescentes, com a rec?proca retirada da silagem de sorgo (SS) dessas dietas. Assim, os tratamentos em estudo foram, fra??o volumosa com: 0% de silagem de abacaxi (SA); 34% SA; 67% de SA; 100% de SA. Comparando o volume de gases produzidos pela fermenta??o de carboidratos de r?pida digest?o dos dois alimentos (VF1 AS e VF1 SS), n?o houve diferen?a estat?stica observando o intervalo de confian?a (?=0,01). Mesmo resultado obtido no volume de gases produzidos pela fermenta??o de carboidratos de lenta digest?o e para taxas de degrada??o dos carboidratos de lenta degrada??o (k2'). A inclus?o da silagem de plantas de abacaxi na fra??o volumosa da dieta teve efeito positivo (p<0,05) sobre a produ??o de leite (PL), produ??o de leite corrigido a 4% de gordura (PL4) e sobre os teores de gordura (G) e solidos totais (ST) no leite. Assim, pode-se recomendar a inclus?o da silagem de abacaxi como volumoso em dietas de vacas mesti?as em lacta??o, independente da propor??o.Submitted by Jos? Henrique Henrique (jose.neves@ufvjm.edu.br) on 2018-10-08T17:19:27Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) helenita_barbara_fonseca_silva.pdf: 587593 bytes, checksum: 18c26155dc0dea5a1b55f896e2b2e8d3 (MD5)Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2018-10-25T19:09:50Z (GMT) No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) helenita_barbara_fonseca_silva.pdf: 587593 bytes, checksum: 18c26155dc0dea5a1b55f896e2b2e8d3 (MD5)Made available in DSpace on 2018-10-25T19:09:50Z (GMT). No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) helenita_barbara_fonseca_silva.pdf: 587593 bytes, checksum: 18c26155dc0dea5a1b55f896e2b2e8d3 (MD5) Previous issue date: 2017Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, 2017.The study was conducted in order to determe the inclusion of pineapple plant silage in the diet of lactating cows, through in vitro techniques of food evaluation and animal performance. For gas production by the in vitro technique, volume measurements taken at times 0; 1; 2; 3; 4; 6; 8; 10; 12; 16; 20; 30; 36; 48; 72 and 96 hours after addition of the ruminal inoculum. The cumulative volume of fermentation gases were obtained by adding the corrected readings for the mark at subsequent times at time zero. The read gas volumes were standardized to mL / 0.1 g dry matter. For the production analyzes, eight crossbred cows (Dutch x Gir) were used, with an average weight of 555 ? 30 kg, average yield of 12.50 ? 3.25 kg of milk / day and lactation period between 60th and 90th days. The residual silage of the pineapple crop, after harvesting the fruits, was included in the voluminous fraction of the diet in increasing proportions, with the reciprocal withdrawal of sorghum silage from these diets. Thus, the treatments under study were: voluminous fraction with: 0% of pineapple silage (SA); 34% SA; 67% of SA; 100% of SA. Comparing the variable volume of gases produced from fast-digestible carbohydrates of the two foods (VF1 pineapple plant silage and VF1 sorghum silage), there was no statistical difference observing the confidence interval (? = 0.01). The same was observed in the values found for the volume of gases produced from slow digestion carbohydrates (VF2 pineapple plant silage and VF2 sorghum silage) and for degradation rates of the fraction of the slowly degradable fiber (k2) of the two silages under study. The inclusion of pineapple silage in the voluminous fraction of the diet had a positive effect (p <0.05) on milk production (PL), milk production corrected at 4% fat (PL4) and fat content (G) and total solids (ST) in milk.Thus, it may be recommended to include pineapple silage as bulky in diets of lactating crossbred cows, regardless of the proportion.porUFVJMA concess?o da licen?a deste item refere-se ao ? termo de autoriza??o impresso assinado pelo autor, assim como na licen?a Creative Commons, com as seguintes condi??es: Na qualidade de titular dos direitos de autor da publica??o, autorizo a Universidade Federal dos Vales do Jequitinhonha e Mucuri e o IBICT a disponibilizar por meio de seus reposit?rios, sem ressarcimento dos direitos autorais, de acordo com a Lei n? 9610/98, o texto integral da obra disponibilizada, conforme permiss?es assinaladas, para fins de leitura, impress?o e/ou download, a t?tulo de divulga??o da produ??o cient?fica brasileira, e preserva??o, a partir desta data.info:eu-repo/semantics/openAccessInclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??oinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisProdu??o de leiteRuminantesSubprodutosT?cnica in vitroProduction of milkRuminantsBy-productsIn vitro techniquereponame:Repositório Institucional da UFVJMinstname:Universidade Federal dos Vales do Jequitinhonha e Mucuri (UFVJM)instacron:UFVJMTEXThelenita_barbara_fonseca_silva.pdf.txthelenita_barbara_fonseca_silva.pdf.txtExtracted texttext/plain73666http://acervo.ufvjm.edu.br/jspui/bitstream/1/1794/6/helenita_barbara_fonseca_silva.pdf.txtb8503ee370a9fe7746cb143772bc61fdMD56LICENSElicense.txtlicense.txttext/plain; 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dc.title.pt_BR.fl_str_mv |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
title |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
spellingShingle |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o Silva, Helenita B?rbara Fonseca Produ??o de leite Ruminantes Subprodutos T?cnica in vitro Production of milk Ruminants By-products In vitro technique |
title_short |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
title_full |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
title_fullStr |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
title_full_unstemmed |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
title_sort |
Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o |
author |
Silva, Helenita B?rbara Fonseca |
author_facet |
Silva, Helenita B?rbara Fonseca |
author_role |
author |
dc.contributor.references.none.fl_str_mv |
Leonel, Fernando de Paula Gomes, Raphael dos Santos Villela, Severino Delmar Junqueira |
dc.contributor.advisorco.none.fl_str_mv |
Villela, Severino Delmar Junqueira |
dc.contributor.institution.pt_BR.fl_str_mv |
Universidade Federal dos Vales do Jequitinhonha e Mucuri (UFVJM) |
dc.contributor.author.fl_str_mv |
Silva, Helenita B?rbara Fonseca |
dc.contributor.advisor1.fl_str_mv |
Leonel, Fernando de Paula |
contributor_str_mv |
Leonel, Fernando de Paula |
dc.subject.keyword.pt_BR.fl_str_mv |
Produ??o de leite Ruminantes Subprodutos T?cnica in vitro |
topic |
Produ??o de leite Ruminantes Subprodutos T?cnica in vitro Production of milk Ruminants By-products In vitro technique |
dc.subject.keyword.en.fl_str_mv |
Production of milk Ruminants By-products In vitro technique |
description |
Linha de pesquisa: Produ??o animal. |
publishDate |
2017 |
dc.date.submitted.none.fl_str_mv |
2017-07-27 |
dc.date.issued.fl_str_mv |
2017 |
dc.date.accessioned.fl_str_mv |
2018-10-25T19:09:50Z |
dc.date.available.fl_str_mv |
2018-10-25T19:09:50Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/masterThesis |
format |
masterThesis |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
SILVA, Helenita B?rbara Fonseca. Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o. 2017. 42 p. Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, Diamantina, 2017. |
dc.identifier.uri.fl_str_mv |
http://acervo.ufvjm.edu.br/jspui/handle/1/1794 |
identifier_str_mv |
SILVA, Helenita B?rbara Fonseca. Inclus?o de silagem da planta de abacaxi em dietas de vacas mesti?as em lacta??o. 2017. 42 p. Disserta??o (Mestrado) ? Programa de P?s-Gradua??o em Zootecnia, Universidade Federal dos Vales do Jequitinhonha e Mucuri, Diamantina, 2017. |
url |
http://acervo.ufvjm.edu.br/jspui/handle/1/1794 |
dc.language.iso.fl_str_mv |
por |
language |
por |
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info:eu-repo/semantics/openAccess |
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openAccess |
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UFVJM |
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UFVJM |
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