Tammy Jones, provincial weed control specialist at Manitoba Agriculture, said as long as weeds have green material that wasn’t annihilated by freezing temperatures, they can take in herbicide, but growers need to wait until they are actively growing. 
| File photo

Herbicide spraying window has not closed yet

Weeds can still take in chemical if they have green material, but growers must wait until they are actively growing

There is a good chance it’s too late for a fall herbicide pass on fields lying under knee-deep snow, but in areas where snow is gone or retreating, there may still be time for an effective fall treatment. Tammy Jones, provincial weed control specialist at Manitoba Agriculture, said as long as weeds have green material […] Read more

BASF has agreed to buy seed and herbicide businesses from Bayer for 5.9 billion euros (US$7 billion) in cash, as Bayer tries to convince competition authorities to approve its planned acquisition of Monsanto. | Screencap via www.basf.com

BASF to buy Bayer’s seed, herbicide businesses for $7 billion

FRANKFURT, Oct 13 (Reuters) – BASF has agreed to buy seed and herbicide businesses from Bayer for 5.9 billion euros (US$7 billion) in cash, as Bayer tries to convince competition authorities to approve its planned acquisition of Monsanto. BASF, the world’s third-largest maker of crop chemicals, has so far avoided seed assets and instead pursued […] Read more

European farmers, such as this one in a field in the shadows of Ratcliffe-on-Soar Power Station in central England, worry about their future if glyphosate is eventually banned in Europe.  |  REUTERS/Darren Staples photo

No-till EU farmers brace for glyphosate ban

British farmer tells farm conference that thinking will have to change without access to the herbicide

LONDON, Ont. — A pioneer in British no-till farming says there’s a good chance European farmers will lose access to glyphosate. “It’s a French and German thing,” Tom Sewell said at the recent Innovative Farmers Association of Ontario conference in London. The politics of those two countries means there is pressure to ban the herbicide, […] Read more


A Weed Science Society of America study has concluded that corn yields would drop by 52 percent and soybean yields by 49.5 percent in the U.S. and Canada, if producers didn't use herbicides and other weed control measures. | File photo

Herbicides keep costs down, help feed world

If farmers stopped using herbicides many environmental groups would be pleased, but consumers may not rejoice because food would be much, much more expensive. A Weed Science Society of America study has concluded that corn yields would drop by 52 percent and soybean yields by 49.5 percent in the U.S. and Canada, if producers didn’t […] Read more

A Weed Science Society of America study has concluded that corn yields would drop by 52 percent and soybean yields by 49.5 percent in the U.S. and Canada, if producers didn't use herbicides and other weed control measures. | File photo

Herbicides keep costs down, help feed world, says new study

If farmers stopped using herbicides many environmental groups would be pleased, but consumers may not rejoice because food would be much, much more expensive. A Weed Science Society of America study has concluded that corn yields would drop by 52 percent and soybean yields by 49.5 percent in the U.S. and Canada, if producers didn’t […] Read more


Canola growers will be asked to sign a declaration upon delivery to indicate whether they have applied Clever to their fields.  |  File photo

Quinclorac controversy heats up

Great Northern Growers has decided to continue selling its controversial Clever herbicide, despite warnings from grain companies and crushers that they won’t buy canola sprayed with the product. The active ingredient in Clever is quinclorac, which does not yet have a maximum residue limit in China. The Canola Council of Canada is asking farmers not […] Read more

Health Canada experts have decided 2,4-D is not a carcinogen and that products containing 2,4-D are acceptable for continued registration. | File photo

2,4-D doesn’t cause cancer: Health Canada

Health Canada has concluded that 2,4-D does not cause cancer. Late yesterday the Pest Management Regulatory Agency, a division within Health Canada, released the findings of its special review of 2,4-D, the world’s oldest herbicide. The PMRA initiated the review in 2013, in part because Norway decided to prohibit all uses of 2,4-D. Health Canada […] Read more

A weed management specialist says “growers should strive to use multiple modes of action on every acre of their land every year.”   |  File photo

Herbicide mixes tackle resistant weeds

While many growers rely on herbicide and crop rotations, a U.S. study finds tank mixtures more effective

A new research study from Illinois casts doubt on a commonly promoted method to combat herbicide resistant weeds. The study of herbicide records from hundreds of fields over an eight-year period in that state showed that rotating herbicides from year to year increased the likelihood of developing glyphosate resistant weeds. Joe Vink, weed management technical […] Read more


A spokesperson for Richardson Milling said clients haven’t badgered the company about its oats policies despite the intense interest in glyphosate.  |  File photo

Richardson Milling says glyphosate dessication acceptable for its oats

Richardson Milling, the largest oat miller in North America, has no intention of changing its policies on glyphosate. Tracey Shelton, director of corporate communications with Richardson International, said the company would continue to buy oats that have been desiccated with glyphosate. The company operates oat milling and processing plants in Portage la Prairie, Man., Martensville, […] Read more

A panel of experts with the World Health Organization’s International Agency for Research on Cancer released a report March 20 classifying glyphosate, which is the active ingredient in Roundup, as Group 2A: probably carcinogenic to humans.  |  File photo

Toxicologist pans glyphosate report

A Canadian toxicologist says the World Health Organization made a critical scientific error in its decision to classify glyphosate as a probable carcinogen. A panel of experts with the WHO’s International Agency for Research (IARC) on Cancer released a report March 20 on five pesticides, including glyphosate, the most widely used pesticide in the world. […] Read more