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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

?leo de Soja Residual na Alimenta??o de Cabritos / Residual soybean oil in goats feeding

Carvalho, Isabel das Neves Oiticica de 18 February 2009 (has links)
Made available in DSpace on 2016-04-28T14:59:49Z (GMT). No. of bitstreams: 1 2009 - Isabel das Neves Oiticica de Carvalho.pdf: 531618 bytes, checksum: e6976c9635271ba2b019d8da4188b04d (MD5) Previous issue date: 2009-02-18 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior / This test was conducted to evaluate residual soybean oil (comes from restaurants after the frying process) as a source of fat in the feeding crossbred goats (Saanem X Boer) were distributed in completely randomized design. Treatments evaluated included levels of 0; 2,5; 5 e 10% of oil in the concentrate dry matter. The performance was evaluated by average daily weight gain, slaughter weight and measures of carcass yield and commercial joint: shoulder, ham, loin, rib, neck and the parameters: carcass weight, length of the leg, cushion thickness, weight and hot carcass yield, head weight, legs, hard and v?sceras, slaughter yield, rib eye area and fat thickness. Twenty animals was evaluated weight gain and slaughter weight. For determination the carcass yield and this parameters sixteen goats were slaughtered. There was no difference between weight gain, slaughter weight and carcass parameters. Yield rib was higher when added 5% soybean oil. There was difference in more intake when 10% soybean oil was included than 2,5%. Levels of soybean oil were 10% does not change weight gain, carcass yield compared to did not receive. Inclusion of the soybean oil cause the reduction of production costs with the decrease animal intake and in addition to reducing pollution caused by this by product of the food industries. / O trabalho foi conduzido para avalia??o do efeito de uma fonte de lip?deo, o ?leo de soja residual (?leo oriundo de restaurantes ap?s processo de fritura), na alimenta??o de cabritos mesti?os (Saanen x Boer) distribu?dos em delineamento inteiramente casualizado. Foram testados quatro n?veis de inclus?o de ?leo sobre a mat?ria seca total do concentrado (0%; 2,5%; 5% e 10%), para avalia??o do ganho de peso m?dio di?rio (GMD), peso de abate (PA) e para an?lise de cortes comerciais (paleta e rendimento de paleta; pernil e rendimento de pernil; lombo e rendimento de lombo; costilhar e rendimento de costilhar; carr? e rendimento de carr?; pesco?o e rendimento de pesco?o) e de par?metros da carca?a (comprimento de carca?a; comprimento de perna; espessura de cox?o; peso e rendimento de carca?a quente; peso de cabe?a, pernas, cora??o e v?sceras; rendimento de abate; ?rea de olho de lombo e espessura de gordura de cobertura). Foram utilizados 20 cabritos para avalia??o de ganho de peso e peso de abate, desses 20 cabritos, 16 foram abatidos para as an?lises de cortes comerciais e de par?metros da carca?a. Os resultados foram submetidos ao teste de Newman Keuls a 5% de probabilidade. N?o foram observadas diferen?as de ganho de peso m?dio di?rio, peso de abate e par?metros de carca?a e entre os animais submetidos aos diferentes tratamentos, j? para os par?metros de cortes comerciais, apenas o rendimento de costilhar diferiu entre os tratamentos, sendo o maior rendimento de costilhar encontrado com 5% de adi??o de ?leo na mat?ria seca total do concentrado. Houve diferen?a de consumo alimentar entre os tratamentos, sendo o menor consumo atribu?do ao grupo que recebeu 10% de inclus?o de ?leo e o maior consumo para o grupo que recebeu 2,5% de inclus?o de ?leo na mat?ria seca do concentrado. Esses resultados indicam que a inclus?o de ?leo de soja na alimenta??o de cabritos de corte pode ser recomendada at? o n?vel de 10% de inclus?o sobre a mat?ria seca total do concentrado, sem alterar o ganho de peso, o rendimento e as caracter?sticas da carca?a, em compara??o com os cabritos que n?o recebem ?leo de soja. O ?leo de soja residual tamb?m promove a redu??o dos custos de produ??o uma vez que diminui o consumo de alimento pelos animais submetidos a essa dieta, al?m de diminuir a polui??o causada por esse subproduto das ind?strias aliment?cias.

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