Doutorado em Zootecnia (EVZ)
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Navegando Doutorado em Zootecnia (EVZ) por Por Orientador "Sereno, José Robson Bezerra"
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Item Caracterização e potencial de comércio da carne de capivara criada em sistema semi-intensivo(Universidade Federal de Goiás, 2014-10-30) Cunha, Waldeliza Fernandes da; Miranda, Luciana Batalha; http://lattes.cnpq.br/8602509262472528; Sousa, Cleiton Mateus; http://lattes.cnpq.br/5212392589323518; Sereno, José Robson Bezerra; http://lattes.cnpq.br/0848686465662209; Sereno, José Robson Bezerra; http://lattes.cnpq.br/0848686465662209; Monteiro, Elias de Pádua; Silveira, Miriam Fontes Araújo; Miyagi, Eliane Sayuri; Torres, Maria Célia LopesThe objective of this study was to evaluate efficiency, profitability and quality of housing, físicos- chemical parameters and acceptability of capybara meat grown in semi-intensive system, as well as knowing the profile and beliefs of consumers of exotic meat. The thesis is composed of five chapters, the chapter 1, initial considerations that addresses the motivations of research and so on and finally concludes as all, as this is the thesis summary. We conducted a literature review on the topic, from biology and habits of the capybara, the market of wild animals and meat quality. Subsequently characterized the carcass and cuts capybara as income, profitability and microbiology. For this, we used six coming adult capybaras (76kg) the commercial breeding of Jatai GO, slaughtered in the experimental abattoir IF Goiás Campus Ceres. The results showed hot carcass dressing (WHR) in relation to body weight (BW) of 52,9%. The yields of retail cuts (RCC) in descending order were: ham and (31,33%), shoulder (26,67%), rib (17,33%) and loin (10,67%), the profitability of housing is incremented when the cuts are marketed separately, there was no contamination by Salmonella. The physicochemical analyzes, we evaluated the proximate composition, water holding capacity (WHC), shear force (FC) and the color, the cuts from the loin, shank and the palette of six capybaras were used. The results showed that capybara meat has low levels in relation to Domestic meat lipids, highlighting the palette. There was no difference between the cuts for the CRA, HR ranged from 5,3 to 7,1, indicating softness. For color, the palette contents were lower in red (a *) for revealing lower lipid contents. Assessing the acceptability of capybara meat cuts and types of crackling, offering up different types of meat to consumers. The results showed that the capybara meat had similar acceptance pork and lamb, being lower than the beef. To know the profile and beliefs of consumers (end and distributors) of these products in the towns of Caldas Novas, Ceres and Goiânia, GO . The results showed that respondents consume meat of any wild form, capybara meat is the most consumed in the form of meatballs. It was evident that even family and friends influenced the consumption of these products. Finally, we observed the existence of belief that meat from animals raised in captivity is healthier, attributing the quality, price and availability of the product as determinants of increased consumption of meat of wild animals in these regions studied. We conclude that capybara meat has the potential consumer and marketing.Item Estruturação genealógica para propostas de acasalamentos em rebanhos das raças Curraleiro Pé-Duro e Pantaneiro(Universidade Federal de Goiás, 2017-03-29) Silva, Bruna Paula Alves da; Fioravanti, Maria Clorinda Soares; http://lattes.cnpq.br/8772502020076257; Juliano, Raquel Soares; http://lattes.cnpq.br/4884381347303453; Sereno, José Robson Bezerra; http://lattes.cnpq.br/0848686465662209; Sereno, José Robson Bezerra; Costa, Marcos Fernando Oliveira e; Ferro, Diogo Alves da Costa; Moura, Maria Ivete de; Hellmeister Filho, PauloThe brazilian bovine breeds Curraleiro Pé-Duro and Pantaneiro, inhabitants of Cerrado, Semi-árido and Pantanal are in the process of extinction, at risk of disappearing before their characteristics are adequately studied. The objective was perform the genealogical structure of breeds Curraleiro Pé-Duro and Pantaneiro, with a view to the conservation of animal genetic resources, in order to maintain the genetic variability within breeds, avoiding inbreeding, through proposals from matings based on genealogy. Samples of hair bulb from 1073 Curraleiro Pé-Duro cattle from nineteen herds and 290 Pantaneiros from four herds were analyzed. Amplification of 27 DNA microsatellites was performed by PCR. The average number of alleles per locus, allele frequency, heterozygosity expected and observed and polymorphic information content were calculated. For each animal an opinion of the affiliation control was issued. Large allelic variability was observed for the breeds, where the Curraleiro Pé-Duro presented an average of 8,70 alleles per loco and the Pantaneiro 6,70. The values of expected and observed heterozygosity were 0,713 and 0,653, respectively, for the Curraleiro Pé-Duro and 0,701 and 0,672 for Pantaneiro. The average value of polymorphic information content for the Curraleiro Pé-Duro was 0,671 and for the Pantaneiro 0,655. The probability of combined exclusion for the breeds was 0,99992. The mating lots were set at the minimum male:female ratio of 1:13 to the maximum of 1:26 for the Curraleiro Pé-Duro and 1:13 to 1:21 for the Pantaneiro, depending on the size of the herd. The paternity tests enabled the elaboration of reproductive programs for the herds, aiming to improve the genetic management of these populations, avoiding inbreeding. Both breeds showed great genetic variability inside of breeds, demonstrating that although they are in extinction have herds with a lot of genetic diversity.