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Tag Archives weeds

Redekop manufactures a harvest seed control unit that crushes weed seeds before they exit the combine. Sales are picking up in North America, but many growers want more data on the economic and agronomic benefits of the seed mills.
Machinery

Weed seed destructors gain ground among producers

Attaching a hammer mill to a combine is catching on in Australia, but North American farmers have been more cautious

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Glacier FarmMedia – Nine hundred to 1,000 new combines are sold every year in Australia, according to the Tractor and Machinery Association of Australia. Of those new combines, 25 to […] Read more
An example image analysis flow for conventional weed detection algorithms to extract ginger plants from the background and to then identify purple nutsedge. The original image is first transformed into the hue, saturation, and value colour space, before image features such as mean colour channel statistics are calculated, thresholds applied through a deterministic algorithm, resulting in the identification of ginger plant.
Crops, Machinery

What’s next for precision spray application?

It’s AI technologies that incorporate a deeper learning, says Australian expert

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Guy Coleman, precision weed control researcher at the University of Sydney, says incorporating deep-learning capabilities into sprayer artificial intelligence (AI) systems will allow for ever more efficient weed control while […] Read more
Waterhemp plants found in a soybean field in Norfolk county during the 2019 growing season. They were eventually confirmed to be resistant to group 2, group 9 and group 14 herbicides.
Crops

Managing Ontario’s devious weed duo

Strategies offered on how to deal with herbicide-resistant fleabane and waterhemp

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Are Canada fleabane or waterhemp consistent or growing problems on your farm? If so, it might be time to change the approach to chemical controls, according to field crop and […] Read more
Peter Sikkema provided several weed control strategies for soybeans to attendees at the recent Ontario Agriculture Conference.
Crops

How to keep soybeans weed-free

Design weed control plans to help the crop out-compete problem weeds

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Without weed control, Ontario soybean growers would lose an estimated $617 million. That’s the number estimated by Peter Sikkema, professor and field crop weed management expert at the University of […] Read more
Former AAFC researcher Karen Bailey spent much of her career working on Phoma macrostoma, a fungus that controls weeds such as dandelions. However, the biopesticide has never made it to market.
Crops, News

Interest wanes in biopesticides, says scientist

A variety of roadblocks can impede commercialization of biological crop protection products, making them too expensive

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Glacier FarmMedia – Biopesticides aren’t ready to compete with synthetic pesticides in broad scale agriculture, said a retired Agriculture and Agri-Food Canada scientist. Research into biopesticides has waned in the […] Read more

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