Faunistic analysis of the insects associated to sugar-cane production in transition area amazon rain forest – cerrado (palm jungle) União region, state of Piauí – Brazil

Rommel Tito Pinheiro Castelo Branco, Gilson Lages Fortes Portela, Ocimar de Alencar Alves Barbosa, Paulo Roberto Ramalho Silva, Luiz Evaldo de Moura Pádua

Abstract


The objective of the project was to study the entomofauna associated to the sugar-cane commercial cultivation in União region, state of Piauí, Brazil. The insects were collected with light traps, model “Luiz de Queiroz” supplied with fluorescent lamps, ultraviolet, model F15 T8 BL posicioned in a height of 1,5m, at the geographic coordinates 21° 22’ 30” S and 48° 13’ 0” W. The traps were turned on at 18:00 and turned of 6:00 of the day after, from December, 2006 to December, 2007, coming down 52 samples. Weekly 287 species that were evaluated by using faunistic analysis of dominance, frequency, constancy and abundance, with 30 species distinguishing in these indexes. Astaena sp with 3.313 specimen collected in 44 from the 52 samples, Cyclocephala sp2 with 2415 collected in 51 from the 52 samples and Linepithema humile with 2299 in 18 samples.


Keywords


Light traps; Scarabaeidae; Predominant; Coleoptera.



DOI: http://dx.doi.org/10.5433/1679-0359.2010v31n4Sup1p1121

Semina: Ciênc. Agrár.
Londrina - PR
E-ISSN 1679-0359
DOI: 10.5433/1679-0359
E-mail: semina.agrarias@uel.br
Este obra está licenciado com uma Licença Creative Commons Atribuição-NãoComercial 4.0 Internacional