Attraction of Euwallacea nr. fornicatus (Coleoptera: Curculionidae: Scolytinae) to lures containing quercivorol

Authors

  • Daniel Carrillo Tropical Research and Education Center, University of Florida, 18905 SW 280 ST, Homestead, FL 33031, USA
  • Tereza Narvaez Tropical Research and Education Center, University of Florida, 18905 SW 280 ST, Homestead, FL 33031, USA
  • Allard A. Cossé USDA-ARS, National Center for Agricultural Utilization Research, 1815 N. University St, Peoria, IL 61604, USA
  • Richard Stouthamer Department of Entomology, University of California, Riverside, CA 92521, USA
  • Miriam Cooperband Otis Laboratory, Center for Plant Health Science and Technology, USDA-APHIS, 1398 W. Truck Rd., Buzzards Bay, MA 02542, USA

Keywords:

avocado, ambrosia beetle, attractant, quercivorol

Abstract

Euwallacea nr. fornicatus (Eichhoff) (Coleoptera: Curculionidae: Scolytinae) is an exotic ambrosia beetle that vectors fungal Fusarium spp. to avocados. Two field trials testing potential attractants to trap Euwallacea spp. were conducted in south Florida. Quercivorol + Ultra High Release Ethanol (URH) was the most powerful attractant for E. nr. fornicatus in the 2 field trials. In Florida, the populations of E. nr. forni­catus are small. The attractiveness of quercivorol lures to other Euwal­lacea spp. should be tested in conditions where population levels are greater as in California and Israel.

 

Sumario

Euwallacea nr. fornicatus (Eichhoff) (Coleoptera: Curculionidae: Scolytinae) es un escarabajo ambrosial exótico que transmite hongos del genero Fusarium spp. a árboles de aguacate. Se realizaron dos ex­perimentos de campo para probar el potencial de atrayentes para Eu­wallacea spp. en el sur de Florida. Quercivorol + Etanol en alta taza de liberación (URH) atrajo más E. nr. fornicatus en los dos experimentos. En Florida las poblaciones de E. nr. fornicatus son bajas. La atracción de quercivorol a otras especies de Euwallacea spp. debe ser probada en lugares donde las poblaciones de estos insectos son más altas como California e Israel.

 

View this article in BioOne

Downloads

Issue

Section

Scientific Notes