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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

Decomposição e sucessão entomologica em carcaças de suinos expostas em area de cerrado e mata ciliar no Sudeste Brasileiro

Ribeiro, Nivea Maria Dias 25 June 2003 (has links)
Orientador: Aricio Xavier Linhares / Dissertação (mestrado) - Universidade Estadual de Campinas, Instituto de Biologia / Made available in DSpace on 2018-08-03T16:11:33Z (GMT). No. of bitstreams: 1 Ribeiro_NiveaMariaDias_M.pdf: 6333082 bytes, checksum: 0a5f7a0c8185a19f63328a0f4abac69b (MD5) Previous issue date: 2003 / Resumo: O objetivo deste estudo foi verificar se ambientes distintos: cerrado e mata ciliar influenciaram no tempo de decomposição da carcaça e sucessão entomológica. Os experimentos foram realizados na Reserva Biológica de Mogi Guaçu, Mogi Guaçu, SP, nos períodos do verão e inverno. Foram utilizados como iscas carcaças inteiras de suínos (Sus scrofa L.) com aproximadamente 10 Kg e foram expostas armadilhas adequadas para coleta de insetos adultos e imaturos. Foram coletados 69.533 espécimes de dípteros adultos. Por constituírem uma fauna constante e obrigatória de carcaças e por utilizarem estas como sítio de criação as ordens Diptera e Coleoptera são consideradas as mais importantes do ponto de vista forense. O tempo de decomposição e a duração de cada estágio de decomposição foram influenciados pela estação e pelo ambiente de exposição: cerrado e mata ciliar. O padrão de sucessão de artrópodes não diferiu entre os dois ambientes. Palavras-chaves: Decomposição (Biologia); Carcaças; Cerrado; Mata Ciliar / Abstract: The objective of this study was to compare the decomposition of pig carcasses and entomological succession in two distinct environments: "cerrado", a savanna-like vegetation, and a gallery forest. The experiments were done in the Mogi Guaçu Biological Reservation, Mogi Guaçu, SP. Two experiments were carried out, one in the summer and the other in the winter of 2000. Two pigs were used for each experiment, one exposed in the sun and the other in the shade. A total of 69,533 adult Diptera belonging to 17 families were collected, and 27,734 specimens of the families Calliphoridae, Fanniidae, Muscidae, Sarcophagidae e Stratiomyidae were reared from immatures collected while leaving the carcasses to pupate. The families Calliphoridae and Sarcophagidae can be considered the most important flies involved in the decomposition process in these two environments. The results show that flies are the most important insect species in the carcass decay and are, therefore, of forensic importance. 6 species can be considered of important forensic indicators in the studied environments, for they bred in the carcasses: Chrysomya albiceps, Hemilucilia segmentaria, Hemilucilia semidiaphana, Lucilia eximia, Euboettcheria anguilla, Pattonella intermutans. Both, the time and the duration of the decomposition process were a:tfected by the season and by the type of environment. However, the pattern of succession of arthropods did not differ between the two environments. Key-words: Decomposition; Forensic Entomology; Carcass; Calliphoridae; Sarcophagidae; Muscidae; Brazil / Mestrado / Mestre em Parasitologia

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