Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers
Autor(a) principal: | |
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Data de Publicação: | 2020 |
Outros Autores: | , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Revista Brasileira de Zootecnia (Online) |
Texto Completo: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982020000100816 |
Resumo: | ABSTRACT This study was performed to identify the ideal amount of concentrate required for a diet based on cactus cladodes, sugarcane, and urea used to feed heifers. Twenty Girolando heifers (160±8.39 kg) were randomly distributed into four experimental treatments with 0, 0.40, 0.80, or 1.20 kg day−1 of concentrate. The basal diet contained [on dry matter (DM) basis] 38.1% sugarcane, 56.5% cactus cladodes [ Opuntia stricta (Haw). Haw.], 0.5% common salt, 1.1% mineral mixture, and 3.8% urea plus ammonium sulfate. The concentrate contained [on DM basis] 87% corn meal and 13% soybean meal. The basal diet and the concentrate were formulated to provide 13% crude protein (CP). The intake of DM (4.34-4.96 kg day−1), organic matter (3.96-4.98 kg day−1), CP (0.57-0.64 kg day−1), non-fibrous carbohydrates (2.20-2.61 kg day−1), and metabolizable energy (10.3-12.4 Mcal day−1) increased linearly with concentrate amount. Final body weight (196-224 kg), total body weight gain (36.9-61.2 kg), and average daily body weight gain (0.51-0.85 kg day−1) increased linearly with concentrate amount. The nitrogen balance was positive and increased linearly (54.8-62.3 g day−1) with concentrate amount. Based on the data, we recommend supplying six-month-old Girolando heifers (160 kg body weight) 1.20 kg concentrate day−1 added to a diet based on sugarcane and cactus cladodes plus urea for better productive and economic performance. |
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Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heiferscactaceousenergy supplementationnon-protein nitrogenreproductiontropical forageABSTRACT This study was performed to identify the ideal amount of concentrate required for a diet based on cactus cladodes, sugarcane, and urea used to feed heifers. Twenty Girolando heifers (160±8.39 kg) were randomly distributed into four experimental treatments with 0, 0.40, 0.80, or 1.20 kg day−1 of concentrate. The basal diet contained [on dry matter (DM) basis] 38.1% sugarcane, 56.5% cactus cladodes [ Opuntia stricta (Haw). Haw.], 0.5% common salt, 1.1% mineral mixture, and 3.8% urea plus ammonium sulfate. The concentrate contained [on DM basis] 87% corn meal and 13% soybean meal. The basal diet and the concentrate were formulated to provide 13% crude protein (CP). The intake of DM (4.34-4.96 kg day−1), organic matter (3.96-4.98 kg day−1), CP (0.57-0.64 kg day−1), non-fibrous carbohydrates (2.20-2.61 kg day−1), and metabolizable energy (10.3-12.4 Mcal day−1) increased linearly with concentrate amount. Final body weight (196-224 kg), total body weight gain (36.9-61.2 kg), and average daily body weight gain (0.51-0.85 kg day−1) increased linearly with concentrate amount. The nitrogen balance was positive and increased linearly (54.8-62.3 g day−1) with concentrate amount. Based on the data, we recommend supplying six-month-old Girolando heifers (160 kg body weight) 1.20 kg concentrate day−1 added to a diet based on sugarcane and cactus cladodes plus urea for better productive and economic performance.Sociedade Brasileira de Zootecnia2020-01-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982020000100816Revista Brasileira de Zootecnia v.49 2020reponame:Revista Brasileira de Zootecnia (Online)instname:Sociedade Brasileira de Zootecnia (SBZ)instacron:SBZ10.37496/rbz4920200016info:eu-repo/semantics/openAccessCruz,Antonio Ariclezio CarlosVéras,Antonia Sherlânea ChavesOliveira,Júlio César Vieira deSantos,Djalma Cordeiro dosChagas,Juana Catarina CaririNeves,Maria Luciana Menezes WanderleyMonteiro,Carolina Corrêa de FigueiredoFerreira,Marcelo de Andradeeng2020-09-23T00:00:00Zoai:scielo:S1516-35982020000100816Revistahttps://www.rbz.org.br/pt-br/https://old.scielo.br/oai/scielo-oai.php||bz@sbz.org.br|| secretariarbz@sbz.org.br1806-92901516-3598opendoar:2020-09-23T00:00Revista Brasileira de Zootecnia (Online) - Sociedade Brasileira de Zootecnia (SBZ)false |
dc.title.none.fl_str_mv |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
title |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
spellingShingle |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers Cruz,Antonio Ariclezio Carlos cactaceous energy supplementation non-protein nitrogen reproduction tropical forage |
title_short |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
title_full |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
title_fullStr |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
title_full_unstemmed |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
title_sort |
Sugarcane and cactus cladodes plus urea: a new option for Girolando dairy heifers |
author |
Cruz,Antonio Ariclezio Carlos |
author_facet |
Cruz,Antonio Ariclezio Carlos Véras,Antonia Sherlânea Chaves Oliveira,Júlio César Vieira de Santos,Djalma Cordeiro dos Chagas,Juana Catarina Cariri Neves,Maria Luciana Menezes Wanderley Monteiro,Carolina Corrêa de Figueiredo Ferreira,Marcelo de Andrade |
author_role |
author |
author2 |
Véras,Antonia Sherlânea Chaves Oliveira,Júlio César Vieira de Santos,Djalma Cordeiro dos Chagas,Juana Catarina Cariri Neves,Maria Luciana Menezes Wanderley Monteiro,Carolina Corrêa de Figueiredo Ferreira,Marcelo de Andrade |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Cruz,Antonio Ariclezio Carlos Véras,Antonia Sherlânea Chaves Oliveira,Júlio César Vieira de Santos,Djalma Cordeiro dos Chagas,Juana Catarina Cariri Neves,Maria Luciana Menezes Wanderley Monteiro,Carolina Corrêa de Figueiredo Ferreira,Marcelo de Andrade |
dc.subject.por.fl_str_mv |
cactaceous energy supplementation non-protein nitrogen reproduction tropical forage |
topic |
cactaceous energy supplementation non-protein nitrogen reproduction tropical forage |
description |
ABSTRACT This study was performed to identify the ideal amount of concentrate required for a diet based on cactus cladodes, sugarcane, and urea used to feed heifers. Twenty Girolando heifers (160±8.39 kg) were randomly distributed into four experimental treatments with 0, 0.40, 0.80, or 1.20 kg day−1 of concentrate. The basal diet contained [on dry matter (DM) basis] 38.1% sugarcane, 56.5% cactus cladodes [ Opuntia stricta (Haw). Haw.], 0.5% common salt, 1.1% mineral mixture, and 3.8% urea plus ammonium sulfate. The concentrate contained [on DM basis] 87% corn meal and 13% soybean meal. The basal diet and the concentrate were formulated to provide 13% crude protein (CP). The intake of DM (4.34-4.96 kg day−1), organic matter (3.96-4.98 kg day−1), CP (0.57-0.64 kg day−1), non-fibrous carbohydrates (2.20-2.61 kg day−1), and metabolizable energy (10.3-12.4 Mcal day−1) increased linearly with concentrate amount. Final body weight (196-224 kg), total body weight gain (36.9-61.2 kg), and average daily body weight gain (0.51-0.85 kg day−1) increased linearly with concentrate amount. The nitrogen balance was positive and increased linearly (54.8-62.3 g day−1) with concentrate amount. Based on the data, we recommend supplying six-month-old Girolando heifers (160 kg body weight) 1.20 kg concentrate day−1 added to a diet based on sugarcane and cactus cladodes plus urea for better productive and economic performance. |
publishDate |
2020 |
dc.date.none.fl_str_mv |
2020-01-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982020000100816 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982020000100816 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
10.37496/rbz4920200016 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Zootecnia |
publisher.none.fl_str_mv |
Sociedade Brasileira de Zootecnia |
dc.source.none.fl_str_mv |
Revista Brasileira de Zootecnia v.49 2020 reponame:Revista Brasileira de Zootecnia (Online) instname:Sociedade Brasileira de Zootecnia (SBZ) instacron:SBZ |
instname_str |
Sociedade Brasileira de Zootecnia (SBZ) |
instacron_str |
SBZ |
institution |
SBZ |
reponame_str |
Revista Brasileira de Zootecnia (Online) |
collection |
Revista Brasileira de Zootecnia (Online) |
repository.name.fl_str_mv |
Revista Brasileira de Zootecnia (Online) - Sociedade Brasileira de Zootecnia (SBZ) |
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1750318154056204288 |