An invention originally designed to control European corn borer in potatoes has shown potential to reduce weed seeds during potato harvest. Dr. Andrew McKenzie-Gopsill, a research scientist with Agriculture and […] Read more
Tag Archives weeds
Old invention shows promise for weed control in potatoes
Originally designed for insect larvae, the potato vine crusher lowers germination rate of weed seeds
Post-wheat harvest weed management strategies
OMAFRA Field Crop Report for the week of July 25
Weather conditions The percentage of average precipitation during the current growing season is quite variable across the province (see image at top). Crop conditions generally mirror precipitation levels with below […] Read more
Manitoba Crop Report: Plantings advance, crops threatened by weeds, insects
MarketsFarm – Seeding continues to advance in Manitoba, but recent rains have also hindered progress and emergent crops are being threatened by weeds and insects. Plantings in the province are […] Read more
Soybean update for Ontario
OMAFRA Field Crop Report for the week of June 13
Soybeans range from VE (emergence) to the fourth trifoliate leaf stage. The majority of the crop was planted in May, although sporadic showers meant that some could not be planted […] Read more
Common waterhemp: An adaptable and potent foe
Problem weed continues to spread in Ontario while diversifying its herbicide resistance capability
Waterhemp with resistance to multiple herbicide groups continues to spread across the province, in part because of its similarity to other pigweed species. First detected in Lambton County in 2002, […] Read more
Higher than normal weed pressure in evidence
Tough weather conditions last fall and moisture this spring have prompted weed proliferation
Weather conditions last fall, coupled with a wet spring, have created higher than normal weed pressure across Ontario, according to agronomists. “There’s a lot of people that planned to spray […] Read more
Weather conditions make for minimal planting progress
OMAFRA Field Crop Report for the week of April 25
Due to cool temperatures and wet conditions (in some areas) over the past week, essentially no meaningful acreage of corn or soybeans have been planted. Most field activities thus far […] Read more
Fine-tuning the advice on herbicide-resistant fleabane in soybeans
Diversifiying weed control options is important, especially with glysophate costs high
As the incidence of herbicide-resistant Canada fleabane rises in central and eastern Ontario to match the southwest, so too does the awareness that targeted tank mixes and lengthened crop rotations […] Read more
Living without Linuron in the tank
Growers will have to alter practices and mix and match other products to control weeds
When the 2020 re-evaluation of herbicide Linuron dropped the application rate for potatoes, growers thought they would be off the hook until 2023, when the new rate comes into effect. […] Read more
Green-on-green spray technology puts weed control on near horizon
In-crop selective spraying technology is showing promise
Glacier FarmMedia – In 2021, both John Deere and AGCO announced they were developing selective spraying technologies. Deere introduced its See and Spray Select as an option on model year […] Read more
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