Monday, December 11, 2006 - 9:11 AM
0459

Hurricane tidal surge affects arthropod abundance and sugarcane borer (Lepidoptera: Crambidae) injury in Louisiana sugarcane

Julien M. Beuzelin, jbeuzelin@agcenter.lsu.edu, T. E. Reagan, treagan@agcenter.lsu.edu, and W. Akbar, wakbar@agcenter.lsu.edu. Louisiana State University Agricultural Center, 402 Life Sciences Bldg, Baton Rouge, LA

Sixteen thousand hectares of sugarcane in South Louisiana were flooded by salt water from the Hurricane Katrina and Hurricane Rita storm surges in August and September 2005. During the summer of 2006, a 12-replication study comparing flooded and non-flooded plant and ratoon sugarcane fields was conducted in South Louisiana in Iberia, Saint Mary, and Vermilion parishes. The number of insecticide applications as well as crop injury from the sugarcane borer, Diatraea saccharalis (Fabricius), were recorded. In addition, pitfall traps were used to monitor the soil associated arthropod fauna. The importance of balanced multiple control tactics to the permanency of Louisiana sugarcane IPM will be discussed.


Species 1: Lepidoptera Crambidae Diatraea saccharalis (sugarcane borer)

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