GFM Network News


This photo shows the affected area of discoloured plants fading into an unaffected area with healthy plants.

Crop advisor casebook: Why the discoloured canola plants in this Sask. field?

A Crop Advisor's Solution from the October 12, 2021 issue of Grainews

In June 2020, I was doing a routine herbicide efficacy assessment for Rick, who farms 13,000 acres of durum, spring wheat, canola, barley, lentils, peas and flax near Kyle, Sask. While walking a 320-acre canola field, I noticed some severe discolouration of the canola plants. The affected plants were pale green to yellow in colour […] Read more

Weeds exactly like the one shown above were found in Lucas’ corn field after he sprayed 
with Roundup.

Crop advisor casebook: Why is this Manitoba field full of pigweed?

A Crop Advisor's Solution from the September 21, 2021 issue of Grainews

Lucas farms near Starbuck, Man., growing corn, soybeans, wheat, oats and canola. I received a call from Lucas at the end of June last year. He suspected he had some herbicide efficacy problems, as he noticed some redroot pigweed was not dying after he sprayed a field of corn with Roundup. “It’s been three weeks […] Read more


The plants on the injured 60 acres were stunted, had a thin stand and general yellowing, particularly on the headlands.

Crop advisor casebook: Has herbicide injury damaged 60 acres of lentils?

A Crop Advisor's Solution from the August 24, 2021 issue of Grainews

Charles farms in Elrose, Sask., where he runs a 4,500-acre mixed grain farming operation, which includes lentils. He called me one day and said one of his 320-acre lentil fields had taken a turn for the worse. Approximately 60 acres of the field showed what he thought looked like significant herbicide injury, while the other […] Read more



High-yielding wheat can sometimes result in lower protein content due to the dilution effect in the grain — but the yield of this crop was only slightly above average.

Crop advisor casebook: Why did the protein content in this wheat crop take a hit?

A Crop Advisor's Solution from the May 11, 2021 issue of Grainews

John has a 3,500-acre mixed grain and cattle farm not far from Brandon, Man., where he grows wheat, barley, canola and hay. John called me one day shortly after harvest when he ran into trouble at the grain elevator. As he explained over the phone, the problem was his wheat didn’t qualify as identity preserved […] Read more

It appeared that some kind of leaf disease had infested the durum and Eric feared the whole crop was in jeopardy.

Crop advisor casebook: What’s causing severe leaf lesions in this durum crop?

A Crop Advisor's Solution from the April 20, 2021 issue of Grainews

Eric is a prosperous grower with a 10,000-acre grain farm near Verwood, Sask., which produces durum wheat, canola, chickpeas and lentils. In early June, he’d been out scouting his durum field for herbicide timing when he saw something that suggested he had a disease problem on his hands. It appeared some kind of leaf disease […] Read more


A canola seedling was dug up while trying to determine the cause of the delayed crop emergence.

Crop advisor casebook: What’s causing this slow and irregular canola emergence?

A Crop Advisor's Solution from the April 6, 2021 issue of Grainews

Simon has a 2,000-acre mixed grain operation near Minnedosa, Man., where he grows canola, wheat, rye, soybeans and peas. Unhappy with how one of his crops was progressing after he’d completed seeding on his farm, Simon called me in early June to see if I could tell him what the problem was. I told Simon […] Read more

Plant leaves were necrotic and leaf tips were turning brown.

Crop advisor casebook: Why did this barley field turn yellow almost overnight?

A Crop Advisor's Solution from the March 23, 2021 issue of Grainews

Driving through lush, green farmland near Elfros, Sask., one day in July, I had a peaceful, easy feeling as I watched a gentle breeze rock the growing crops back and forth in the passing fields. It was a perfect summer day, one that farmers and agronomists dream about. The dream came to an abrupt halt […] Read more


The affected canola plants had parts of their stems pinched off and were kinked over about six inches from the top. Symptomatic plants and others around them also had purpling leaves.

Crop advisor casebook: Why the deformed canola and purpling leaves?

A Crop Advisor's Solution from the March 9, 2021 issue of Grainews

In mid-July, I received a call from Carl, a grain farmer located near Onoway, Alta., who was concerned about disfigured canola plants in one of his fields. “It’s not a disaster yet and it seems to be happening in just one field, but I’d like to solve the issue before it gets any worse,” he […] Read more

A field of spring wheat with yellowing, chlorotic plants.

Crop advisor casebook: Chlorotic spring wheat plants perplex farmer

A Crop Advisor's Solution from the March 2, 2021 issue of Grainews

During the first week of July last year, I received a call from Leonard, who grows 7,000 acres of spring wheat, winter wheat, canola, flax and peas near Shoal Lake, Man. He’d been out doing his evening crop check the day before when he spotted something wrong with his spring wheat crop. Rather than a […] Read more