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Dr. Clarence Swanton.
Crops

Pest Patrol: Thank you, Dr. Clarence Swanton

#PestPatrol with Mike Cowbrough, OMAFRA

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Reading Time: 2 minutes “Matty Cowlick” is indifferent to the recent retirement of Dr. Clarence Swanton, weed scientist in the department of plant agriculture at the University of Guelph. But I’m happy for him. I’m happy that Clarence will continue with his research program and to advise graduate students, and happy that he will have more time to spend […] Read more
Figure 4.
Crops

Pest Patrol: Use your phone to capture and document pest activity

#PestPatrol with Mike Cowbrough, OMAFRA

By
Reading Time: 3 minutes “If you want to have the upper hand on weeds, you need to know every little detail about their existence.” The above quote is straight from the great Jack Alex, retired botany professor and herbarium curator at the Ontario Agriculture College, who used to repeat it to me at every opportunity. Fortunately, most of us […] Read more
Some plants along the rail line are glyphosate resistant.
Crops

Pest Patrol: Sanitation of weed seed

#PestPatrol with Mike Cowbrough, OMAFRA

By
Reading Time: 3 minutes Q: Can we stop the spread of weed seeds? A: “I’ve been thinking a lot about sterility lately.” I knew as soon as the words came out of my mouth that I had slipped up. I was responding to a question in the audience at a local crop conference about ways to stop the movement […] Read more
Growers in the U.S. are dealing with the spread of Palmer amaranth, which overcame glyphosate as far back as 2010.
Crops

Better herbicide tolerance technologies are on the way

Better technologies are coming, but we’ll need patience and shrewd management until they arrive

By
Reading Time: 4 minutes Count off the many challenges facing a farmer in any growing season and outside of weather conditions, the biggest impediment has to be weed management, particularly as it relates to herbicide tolerance. In spite of the importance of varietal or hybrid selection and fertility, and the potential for yield losses from insect pests and diseases, […] Read more
Palmer with long terminal seed head.
Crops

PHOTOS: How to identify Palmer amaranth

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Reading Time: < 1 minute The amaranth species look fairly similar as seedlings. Nobody wants to wait until they’re in seed to figure that out. When in doubt, ask an agronomist.” — Tammy Jones, Manitoba Agriculture. For the latest information, visit the North Dakota State University website.
Quinoa planted into a stale seedbed and with the use of an experimental herbicide (left) compared to the same herbicide applied but without the use of a stale seedbed (right).
Crops

Pest Patrol: Try the stale seedbed approach for weeds in alternative crops

#PestPatrol with Mike Cowbrough, OMAFRA

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Reading Time: 2 minutes Q: I’m looking to grow a new crop where there are few herbicides available to control weeds. Are there any non-chemical methods to reduce the number of weeds that could emerge in the crop? A: Since I began with OMAFRA in 2002, I’ve been involved in projects that investigated methods to control weeds in “new” […] Read more
Weed management in edible beans is challenged by various factors, including the availability of broadleaf herbicides.
Crops, Pulses

Weeds in edible beans

Growers know about weeds in corn and soybeans, but dry beans demand a strategy of their own

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Reading Time: 5 minutes In farming circles, where commodity prices and net returns dictate much of the crop plans in a growing season, the rationale for choosing alternative crops can hinge on a number of factors. The need for different equipment, different diseases that might have an impact on the crop, shipping costs and the so-called “convenience” of some […] Read more
Trying to overcome Canada fleabane via breeding is the target of many researchers and breeders.
Crops

Better herbicide tolerance

Better technologies are coming, but we’ll need patience and shrewd management until they arrive

By
Reading Time: 4 minutes Count off the many challenges facing a farmer in any growing season and outside of weather conditions, the biggest impediment has to be weed management, particularly as it relates to herbicide tolerance. In spite of the importance of varietal or hybrid selection and fertility, and the potential for yield losses from insect pests and diseases, […] Read more
Palmer amaranth. (United Soybean Board photo)
Crops

North Dakota still on lookout for Palmer amaranth

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Reading Time: < 1 minute CNS Canada –– Officials in North Dakota continue to hunt down suspicious plants in a bid to keep the aggressive weed Palmer amaranth from establishing there. Palmer amaranth, a pigweed species, made its first confirmed appearance in North Dakota last month, in a soybean field in McIntosh County, in the south-central area of the state. […] Read more
An infestation along an old rail line and a field border.
Crops

PHOTOS: Pest Patrol: Reining in dog strangling vine

#PestPatrol with Mike Cowbrough, OMAFRA

By
Reading Time: 2 minutes Q: I’m seeing a weed called dog strangling vine along roadsides, in woodlots and creeping into agricultural fields. It seems quite invasive. How do I get rid of it? A: Your suspicions are correct. Dog strangling vine is invasive and is listed as a noxious weed under the Ontario Weed Control Act, and regulated as […] Read more

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