Western bean cutworm Archives

The nature of the crop makes it harder to scout for Western bean cutworm in edible beans than in corn, yet easier to find feeding damage after leaf-drop.

The economics of Western bean cutworm

For bean growers, it turns out this is a very different — and difficult — pest

By Ralph Pearce May 2, 2018

Reading Time: 5 minutes From year to year, edible bean growers face a variety of challenges, including some that are unique to their particular sector. In the past, they have had to deal with bean leaf beetles and potato leaf hoppers, as well as wireworms and seedcorn maggot. As with other field crops, each new growing season seems to […] Read more

Western bean cutworms feeding in corn in 2011.

Corn, Crops, Production

Scouting, spray timing critical for western bean cutworm control

By John Greig July 22, 2017

Reading Time: 3 minutes Conditions are right for a western bean cutworm year in Ontario corn and it’s time to scout — but likely not yet to spray. Western bean cutworm (WBC) is now the most economically damaging pest in Ontario corn. It feeds on the tassel and ears of corn and doesn’t particularly affect yield, but the feeding […] Read more

Western bean cutworm eggs are typically laid on the upper surface of the top leaves of the corn plant.

Crops

Preparing for western bean cutworm in 2017

#PestPatrol with Tracey Baute, OMAFRA

By Tracey Baute May 10, 2017

Reading Time: 3 minutes Western bean cutworm (WBC) has earned the designation of primary pest of corn in Ontario, and it is starting to become important for dry bean growers too. Quality concerns outweigh yield loss with this pest, and when conditions are conducive to mycotoxins, as in 2016, WBC’s impact is very evident. The flurry of tweets under […] Read more

Stripe rust overwintered further north than usual going into the 2016 growing season, Cargill’s Linda Freitag said at SWAC. (OMAFRA photo)

Crops, Weather

Greig: Lessons learned from Ontario crops’ pest pressures

By John Greig January 9, 2017

Reading Time: 4 minutes The warmer winter and subsequent drought defined the 2016 cropping season in Ontario, resulting in more disease and insect pressures and then challenges managing them. Three agronomists gave an overview of the 2016 cropping season at the SouthWest Agricultural Conference in Ridgetown, outlining challenges and wins for the year. Leanne Freitag, Cargill’s manager of agronomy […] Read more

Western bean cutworms feeding on an ear of corn in 2011. (Photo courtesy Ohio State University Extension)

Corn, Crops

Corn trait’s action on western bean cutworm seen ineffective

By John Greig October 7, 2016

Reading Time: 2 minutes Ontario entomologists have similar concerns to U.S. counterparts who have taken an unusual step by sending an open letter to seed companies about failures in control of western bean cutworm (WBC) by the Cry1F trait. Seven leading U.S. agriculture entomologists posted the letter this week, after a high-WBC-pressure year in the U.S. Midwest caused them […] Read more

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Tag Archives Western bean cutworm

The economics of Western bean cutworm

Scouting, spray timing critical for western bean cutworm control

Preparing for western bean cutworm in 2017

Greig: Lessons learned from Ontario crops’ pest pressures

Corn trait’s action on western bean cutworm seen ineffective

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