Elevated levels of DON caused by gibberella ear rot in 2018 led to creation of the screening report.

Report can help corn growers plan for DON

Inaugural screening report reviews hybrid susceptibility to producing vomitoxin

The 2018 growing season is remembered for corn damage caused by gibberella ear rot infections and high concentrations of deoxynivalenol (DON). There were discrepancies and frustrations over acceptability of harvested […] Read more






How to get more accurate DON toxin readings

How to get more accurate DON toxin readings

Elevator operators are advised to grind the entire sample before testing to get more consistent results

An industry committee has recommended changes to elevator testing procedures for deoxynivalenol (DON) after probing into the inconsistent results farmers found so frustrating during the fusarium-plagued 2018 corn harvest. While […] Read more



“I got rid of most of it basically at harvest. I didn’t really store any.” – Maurice Chauvin.

Where did all the DON corn go?

Most infected corn in Ontario has now been flushed to markets in ethanol and around the world, mostly at discounted prices

Last year’s deoxynivalenol (DON)-infected corn crop has been successfully sold and shipped — albeit at discounted returns for farmers. The specific destinations of that corn, discounts endured by producers and […] Read more