The number of adult moths of the western bean cutworm trapped by Ohio State University Extension professionals increased for the fifth straight year, but fortunately, larval infestations have yet to present an economic impact on Ohio farms.
“It’s definitely increasing, there’s no doubt about that,” said Extension entomologist Ron Hammond. “We caught about 1,000 more moths than we caught last year.”
Hammond said OSU researchers and Extension educators trap adult moths across the state in an effort to track the spread and growth of the cutworm population in Ohio.
Traps caught 3,751 moths this year, compared with 2,695 recorded in 2010. The northwestern and northeastern regions of the state saw the largest increases in trapped adults.
“We spend a lot of time searching for larval infestations,” Hammond said. “As with the previous years, we found very few egg masses, and very little larvae. The bottom line is we did not have the kind of populations we are expecting to see sooner or later.”… Continue reading Read More »