Weeds exactly like the one shown above were found in Lucas’ corn field after he sprayed 
with Roundup.

Crop advisor casebook: Why is this Manitoba field full of pigweed?

A Crop Advisor's Solution from the September 21, 2021 issue of Grainews

Lucas farms near Starbuck, Man., growing corn, soybeans, wheat, oats and canola. I received a call from Lucas at the end of June last year. He suspected he had some herbicide efficacy problems, as he noticed some redroot pigweed was not dying after he sprayed a field of corn with Roundup. “It’s been three weeks […] Read more



Relatively few seedlings emerged. This was uniform across the entire field, and there were no signs of patchiness indicating some areas were affected worse than others.

Crop Advisor’s Casebook: Poor emergence in canola crop

A Crop Advisor's Solution from the May 19, 2015 issue of Grainews

In mid-May I got a call from David, who grows 2,000 acres of canola, wheat, soybeans and peas on his farm in southeastern Manitoba. It had been three weeks since David had planted his canola crop, but he was seeing very poor emergence in the field. David had hoped for eight to 10 plants per […] Read more