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Efeito antagônico de fungos predadores dos gêneros Monacrosporium, Arthrobotrys e Duddingtonia sobre larvas infectantes de Cooperia sp. e Oesophagostomum sp. / Antagonistic effect of nematophagous fungi Monacrosporium, Arthrobotrys and Duddingtonia on infective Cooperia sp. and Oesophagostomum sp. larvae
Araújo, J. V; Assis, R. C. L; Campos, A. K; Mota, M. A.
  • Araújo, J. V; UFV. Departamento de Veterinária. Vicosa. BR
  • Assis, R. C. L; s.af
  • Campos, A. K; s.af
  • Mota, M. A; s.af
Arq. bras. med. vet. zootec ; 58(3): 373-380, jun. 2006. tab, graf
Article in Portuguese | LILACS | ID: lil-443591
RESUMO
Seis isolados dos fungos nematófagos Monacrosporium thaumasium (isolado NF 34A), Monacrosporium sinense (isolado SF 470), Monacrosporium appendiculatum (isolado CGI), Arthrobotrys robusta (isolado I 31), Arthrobotrys cladodes (isolado CG 719) e Duddingtonia flagrans (isolado CG 768) foram avaliados em laboratório quanto à capacidade de predar larvas infectantes de Cooperia sp. e Oesophagostomum sp. Nos testes in vitro, os fungos foram eficientes em predar os nematóides (P<0,05), e não houve variação na capacidade predatória entre os fungos testados (P>0,05) durante os cinco dias do ensaio. Estruturas reprodutivas (conídios) foram encontradas em todos os isolados no quinto dia. Todos os fungos testados são promissores para serem utilizados no controle biológico de Cooperia sp. e Oesophagostomum sp., parasitos de bovinos.
ABSTRACT
Six isolates of nematophagous fungi Monacrosporium thaumasium (isolate NF 34A), Monacrosporium sinense (isolate SF 470), Monacrosporium appendiculatum (isolate CGI), Arthrobotrys robusta (isolate I 31), Arthrobotrys cladodes (isolate CG 719) and Duddingtonia flagrans (isolate CG 768) were evaluated under laboratory conditions regarding the capacity to entrap infective Cooperia sp. and Oesophagostomum sp. larvae. In the in vitro tests the fungi tested were equally efficient to prey the nematodes (P<0.05) during the five days of the experiment. Reproductive structures (conidia) from all isolates were visualized in 5th day. All fungal isolates were efficient in the control of bovine Cooperia sp. and Oesophagostomum sp. parasites.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Oesophagostomum / Pest Control, Biological / Fungi Language: Portuguese Journal: Arq. bras. med. vet. zootec Journal subject: Veterinary Medicine Year: 2006 Type: Article Affiliation country: Brazil Institution/Affiliation country: UFV/BR

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Full text: Available Index: LILACS (Americas) Main subject: Oesophagostomum / Pest Control, Biological / Fungi Language: Portuguese Journal: Arq. bras. med. vet. zootec Journal subject: Veterinary Medicine Year: 2006 Type: Article Affiliation country: Brazil Institution/Affiliation country: UFV/BR