Western Bean Cutworm Monitoring Update for Week ending July 28, 2017

assisted by Mark Badertscher, Lee Beers, JD Bethel, Bruce Clevenger, Sam Custer, Thomas Dehaas, Allen Gahler, Jason Hartschuh, Ed Lentz, Rory Lewandowski, David Marrison, Sarah Noggle, Les Ober, Adrian Pekarcik, Eric Richer, Garth Ruff, John Schoenhals, Jeff Stachler, Alan Sundermeier, Curtis Young, Chris Zoller.

Western bean cutworm (WBCW) populations continue to decrease for the majority of monitoring counties in Ohio; with the exception of Ashtabula, Trumbull and Tuscarawas counties, where numbers are still increasing. A total of 79 traps were monitored in 20 counties. Overall, 1654 WBCW adults were captured for week ending July 28. The state average per trap decreased from 50 WBCW (week ending July 21) to 21 WBCW (week ending July 28).  

  Figure 1. Average western bean cutworm (WBCW) trap counts within participating counties for week ending July 28, 2017. Number represents the average WBCW per trap in each county.


Figure 2. Overall average number of western bean cutworm adults captured in traps in Ohio.





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C.O.R.N. is a summary of crop observations, related information, and appropriate recommendations for Ohio Crop Producers and Industry. C.O.R.N. is produced by the Ohio State University Extension Agronomy Team, State Specialists at The Ohio State University and Ohio Agricultural Research and Development Center. C.O.R.N. Questions are directed to State Specialists, Extension Associates, and Agents associated with Ohio State University Extension and the Ohio Agricultural Research and Development Center at The Ohio State University.