Fruit Crop Insects – July 27, 2012

Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu

Spotted Wing Drosophila
Over the past couple of weeks, we have started to find spotted wing drosophila adults in traps placed in 6 locations throughout the state. The following new publications were recently developed by specialists at Penn State University and the University of Maryland.

Spotted Wing Drosophila, Part 1: Overview and Identification
http://pubs.cas.psu.edu/FreePubs/PDFs/xj0045.pdf
Spotted Wing Drosophila, Part 2: Natural History
http://pubs.cas.psu.edu/FreePubs/PDFs/xj0046.pdf
Spotted Wing Drosophila, Part 3: Monitoring
http://pubs.cas.psu.edu/FreePubs/PDFs/xj0047.pdf
Spotted Wing Drosophila, Part 4: Management http://pubs.cas.psu.edu/FreePubs/PDFs/xj0048.pdf

Brown Marmorated Stinkbug
Emergency Exemption (Section 18) for BMSB Control in Apple, Peach, and Nectarine – On Friday, July 20, 2012, the EPA approved our Sect 18 request for the use of the pesticide bifenthrin on apples, peaches, and nectarines to help manage populations of the brown marmorated stink bug. The only bifenthrin products allowed under this Sect 18 are Brigade WSB (FMC’s product), Bifenture EC and Bifenture 10DF (United Phosphorus, Inc. products). Please see the attached copy of the approval letter from EPA for use directions, rates and restrictions: https://sites.udel.edu/weeklycropupdate/files/2012/07/12DE04signedauthorizationBifenthrin.pdf. You will also need a copy of the label before making any applications. The Section 18 label for Brigade is available online: https://sites.udel.edu/weeklycropupdate/files/2012/07/26Jul2012BrigadeBSMBSection18DE.pdf. Please contact Dave Pyne at the Delaware Department of Agriculture or Joanne Whalen for more information.