Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures
Autor(a) principal: | |
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Data de Publicação: | 2016 |
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=S1516-35982016000200071 |
Resumo: | ABSTRACT The objective of this study was to simulate total dry matter intake and cost of diets optimized by nonlinear programming to meet the nutritional requirements of dairy does and growing doelings. The mathematical model was programmed in a Microsoft Excel(r) spreadsheet. Increasing values of body mass and average daily weight gain for growing doelings and increasing body mass values and milk yield for dairy does were used as inputs for optimizations. Three objective functions were considered: minimization of the dietary cost, dry matter intake maximization, and maximization of the efficiency of use of the ingested crude protein. To solve the proposed problems we used the Excel(r) Solver(r) algorithm. The Excel(r) Solver(r) was able to balance diets containing different objective functions and provided different spaces of feasible solutions. The best solutions are obtained by least-cost formulations; the other two objective functions, namely maximize dry matter intake and maximize crude protein use, do not produce favorable diets in terms of costs. |
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Simulation of diets for dairy goats and growing doelings using nonlinear optimization proceduresdecision support systemdiet formulationdiet optimizationgoat nutritionABSTRACT The objective of this study was to simulate total dry matter intake and cost of diets optimized by nonlinear programming to meet the nutritional requirements of dairy does and growing doelings. The mathematical model was programmed in a Microsoft Excel(r) spreadsheet. Increasing values of body mass and average daily weight gain for growing doelings and increasing body mass values and milk yield for dairy does were used as inputs for optimizations. Three objective functions were considered: minimization of the dietary cost, dry matter intake maximization, and maximization of the efficiency of use of the ingested crude protein. To solve the proposed problems we used the Excel(r) Solver(r) algorithm. The Excel(r) Solver(r) was able to balance diets containing different objective functions and provided different spaces of feasible solutions. The best solutions are obtained by least-cost formulations; the other two objective functions, namely maximize dry matter intake and maximize crude protein use, do not produce favorable diets in terms of costs.Sociedade Brasileira de Zootecnia2016-02-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982016000200071Revista Brasileira de Zootecnia v.45 n.2 2016reponame:Revista Brasileira de Zootecnia (Online)instname:Sociedade Brasileira de Zootecnia (SBZ)instacron:SBZ10.1590/S1806-92902016000200005info:eu-repo/semantics/openAccessGlória,Leonardo SiqueiraAbreu,Matheus Lima CorrêaRocha,Norberto SilvaOliveira,Tadeu Silva deGomes,Raphael dos SantosRohem Júnior,Nardele MorenoBendia,Laila Cecília RamosFernandes,Alberto Magnoeng2016-02-23T00:00:00Zoai:scielo:S1516-35982016000200071Revistahttps://www.rbz.org.br/pt-br/https://old.scielo.br/oai/scielo-oai.php||bz@sbz.org.br|| secretariarbz@sbz.org.br1806-92901516-3598opendoar:2016-02-23T00:00Revista Brasileira de Zootecnia (Online) - Sociedade Brasileira de Zootecnia (SBZ)false |
dc.title.none.fl_str_mv |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
title |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
spellingShingle |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures Glória,Leonardo Siqueira decision support system diet formulation diet optimization goat nutrition |
title_short |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
title_full |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
title_fullStr |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
title_full_unstemmed |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
title_sort |
Simulation of diets for dairy goats and growing doelings using nonlinear optimization procedures |
author |
Glória,Leonardo Siqueira |
author_facet |
Glória,Leonardo Siqueira Abreu,Matheus Lima Corrêa Rocha,Norberto Silva Oliveira,Tadeu Silva de Gomes,Raphael dos Santos Rohem Júnior,Nardele Moreno Bendia,Laila Cecília Ramos Fernandes,Alberto Magno |
author_role |
author |
author2 |
Abreu,Matheus Lima Corrêa Rocha,Norberto Silva Oliveira,Tadeu Silva de Gomes,Raphael dos Santos Rohem Júnior,Nardele Moreno Bendia,Laila Cecília Ramos Fernandes,Alberto Magno |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Glória,Leonardo Siqueira Abreu,Matheus Lima Corrêa Rocha,Norberto Silva Oliveira,Tadeu Silva de Gomes,Raphael dos Santos Rohem Júnior,Nardele Moreno Bendia,Laila Cecília Ramos Fernandes,Alberto Magno |
dc.subject.por.fl_str_mv |
decision support system diet formulation diet optimization goat nutrition |
topic |
decision support system diet formulation diet optimization goat nutrition |
description |
ABSTRACT The objective of this study was to simulate total dry matter intake and cost of diets optimized by nonlinear programming to meet the nutritional requirements of dairy does and growing doelings. The mathematical model was programmed in a Microsoft Excel(r) spreadsheet. Increasing values of body mass and average daily weight gain for growing doelings and increasing body mass values and milk yield for dairy does were used as inputs for optimizations. Three objective functions were considered: minimization of the dietary cost, dry matter intake maximization, and maximization of the efficiency of use of the ingested crude protein. To solve the proposed problems we used the Excel(r) Solver(r) algorithm. The Excel(r) Solver(r) was able to balance diets containing different objective functions and provided different spaces of feasible solutions. The best solutions are obtained by least-cost formulations; the other two objective functions, namely maximize dry matter intake and maximize crude protein use, do not produce favorable diets in terms of costs. |
publishDate |
2016 |
dc.date.none.fl_str_mv |
2016-02-01 |
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=S1516-35982016000200071 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982016000200071 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
10.1590/S1806-92902016000200005 |
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.45 n.2 2016 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) |
repository.mail.fl_str_mv |
||bz@sbz.org.br|| secretariarbz@sbz.org.br |
_version_ |
1750318151772405760 |