Assessing Grasshopper Damage
Pest Species in Manitoba There are 85 grasshopper species in Manitoba, but only four have the potential to become crop…
Category: Soybean Insects
Insecticide Resistance in Soybean Aphids
June 2021 John Gavloski, Entomologist, Manitoba Agriculture and Resource Development WITH ANY INSECT, pathogen or weed, repeated exposures to the…
How Natural Enemies Respond to Soybean Aphids During High- and Low-Aphid Years
Crystal Almdal and Alejandro C. Costamagna, Department of Entomology, University of Manitoba Soybean aphids are an invasive species and major…
2019 Review of Insects in Pulse and Soybean Crops in Manitoba
While doing general field scouting of pulse and soybean crops, it is not unusual to find a lot of insects in the fields.
Cutworms in Pulse and Soybean Crops
How to scout for and manage cutworms in pulse and soybean crops. When to scout, what to look for and when to pull the trigger.
Scouting for Early Season Insects
There are generally few early season insects we need to worry about in pulse and soybean crops grown in Manitoba.…
Two-Spotted Spider Mites
Two-spotted spider mites (Tetranychus urticae) can be a sporadic pest of soybeans and dry beans in Manitoba. They prefer hot,…
Risk Assessment of Wireworms in Manitoba Fields
Wireworms and recent on-going research in Manitoba for this pest.
Soybean Seed Treatments: Assessing Your Risk
The following risk assessment was developed to help farmers and agronomists identify where seed treatments are most likely to be beneficial by describing the factors that influence soil insect populations and fungal pathogens
Soybean Aphids: Identification, Scouting and Management
Your one-stop shop for all things soybean aphid, based on the most recent and relevant research findings.
Soybean Insect and Disease Scouting Calendar
A timeline that indicates when to scout for soybean insect and disease pests, and their impact on production and quality.
Soybean Insect and Disease Identification Guide
A visual guide to soybean insect and disease pests in Manitoba.
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