A single plant that showed up this summer on the edge of a southwestern Ontario cornfield is cause for concern among Canadian farmers, weed specialists warn. Writing Monday in the […] Read more
Tag Archives weeds
Palmer amaranth pops back up in Ontario
Weed infamous in U.S. for multiple herbicide resistances
Herbicide resistance fight requires integrated seed management
‘You’re not going to spray your way out of this’
Seed control at harvest is not a golden ticket to tackle weeds resistant to glyphosate, fluroxypyr and dicamba, but it’s among a range of solutions needed to stem the tide, […] Read more
Slow burn: Weed control at 0.2 kilometres per hour
A laser weeder helps with weed control in high-value crops
Kerr Farms was presented with a challenge by one of the buyers for its conventional carrots: could they grow them organically? Nature’s Finest, a major Ontario supplier of root vegetables […] Read more
At Ag in Motion: Herbicide resistance fight needs integrated seed management
'Those seedlings we don’t manage to kill (are) probably the most herbicide-resistant'
Harvest weed-seed control takes aim at reducing herbicide-resistant weeds that western Canadian farmers find more and more every year. At the Ag in Motion outdoor farm show this week, field […] Read more
At Ag in Motion: Harvest weed control still in the mix
'You’re not going to spray your way out of this'
It’s a relatively new solution to the age-old problem of trying to get rid of weeds without broadcasting the seed or using increasingly less effective herbicides — mechanical separation and […] Read more
Province’s major crops, forages faring well
OMAFRA Field Crop Report for the week of June 19
Across much of Ontario major crops and forages are progressing well. Evidence of moisture stress is present on various crops, but some relief came over the period of June 11-14th with […] Read more
Finding a way with organic no-till soybeans
Weed management remains the biggest challenge
Organic production is never an easy prospect, and trying to do it without tillage presents additional challenges. But for Aaron Bowman, it’s been possible with a different kind of planning, […] Read more
Research into weed interference uncovers new crop growth ideas
Long-held standards are being challenged
Clarence Swanton has spent the past 25 years establishing and re-establishing standards for weed management. First, he studied the critical weed-free period, the time frame in which weed control affects […] Read more
Light signals from neighbouring weeds alter crop plant growth, yield
University of Guelph and USDA researchers uncover a new defense mechanism in plants
In the battle between weeds and crops, weeds are winning. A new theory developed by a University of Guelph researcher suggests why. For the first time, plant scientists have shown […] Read more
Seed mills strike back at weed resistance
Researchers have seen up to 95 per cent control of resistant weed biotypes
Weed biotypes have an incredible capacity for developing resistance to chemical products and growers are having a tough time keeping up with the changes. Some farmers are now battling weed […] Read more