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Tag Archives glyphosate

Residual herbicide and crop injury
Columns, Crops

Residual herbicide and crop injury

When the worst happens: what questions to ask and how to soil test for a bioassay

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Your cereal, oil seed or legume crop clearly shows that it has been significantly damaged by herbicide application or residual herbicide that was applied to cropland one or more years previously. You are considering possible legal action. What do you do next? First of all, you just don’t take a few photographs, complain about significantly […] Read more
(Dave Bedard photo)
Crops, Reuters

Brazil health officials find glyphosate non-cancerous

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Brasilia | Reuters — Analysts at Brazilian health agency Anvisa have determined that glyphosate herbicide does not cause cancer while recommending exposure limits as international pressure to reduce use of the chemical grows. Companies such as Bayer and its unit Monsanto, which produces glyphosate-based weedkillers, have faced legal challenges over allegations that glyphosate causes cancer. […] Read more
The kochia plant here being pollinated by this bee could well be resistant to glyphosate.
Crops, News

Get back to basics to fight kochia

Using multiple and rotating modes of action can reduce selection pressure

By
In recent years, kochia has become a real issue across the Prairies. Kochia loves hot, dry weather, and as a prolific seed producer, the tumbleweed-shaped weed can spread quickly. What’s worse, kochia has a growing history of resistance, which can make it a tricky weed to manage. Agriculture and Agri-Food Canada research scientist Charles Geddes […] Read more
(Dave Bedard photo)
Crops, Reuters

U.S. judge to allow controversial evidence in Roundup cancer trials

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Reuters — A federal judge overseeing lawsuits alleging Bayer’s glyphosate-based Roundup herbicide causes cancer on Monday tentatively allowed pieces of controversial evidence that the company had hoped to exclude from upcoming trials. U.S. District Judge Vince Chhabria during a hearing in San Francisco federal court called his decision “probably most disappointing for Monsanto,” the Bayer […] Read more
Tractor spraying soybean field
Columns, Crops

Avoiding herbicide mis-use

Herbicides have made it easier to feed the world, but beware of residuals and improper use

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Herbicides are an integral and essential aspect of modern productive farming. Without our effective and efficient herbicides our dollar costs for food production would be double or triple what we now pay. Can your even visualize hand weeding agricultural and horticultural crops? As a youth I earned pocket money hand hoeing turnips and beets and […] Read more
Grain Millers’ Saskatchewan milling plant at Yorkton. (GrainMillers.com)
Crops, Oats

Glyphosate raises milling questions

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There’s more to the controversy surrounding glyphosate than whether the herbicide is safe to use or not: one miller has said it found oats and other grains treated with pre-harvest glyphosate don’t mill as well as untreated grains. Since 2015, Grain Millers Inc. has had a glyphosate-free policy on oats, said Eric Deblieck, a crop […] Read more
(Dave Bedard photo)
Crops

Health Canada dismisses glyphosate objections

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Health Canada’s 2017 decision requiring no major changes to product labels for glyphosate herbicide will stand, despite the objections filed in its wake. The federal health department said Friday it has reviewed eight notices of objection received after it released its final re-evaluation decision on glyphosate in April 2017. The objections were filed with Health […] Read more

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