A potato infected with powdery scab and shedding spores.

Powdery scab a puzzling potato problem

Biosecurity helps avoid powdery scab infections in Manitoba potato fields, like avoiding the use of manure from livestock that ate infected potatoes

Soil-borne potato disease powdery scab thrives in cool, moist conditions and is hard for crop researchers to study, but there are things Manitoba farmers can do to keep it out of fields.


Colorado potato beetles, like the adult shown here chowing down on a potato plant, have adopted a less predictable emergence pattern.

Insecticides losing ground against potato pests in Western Canada

Resistance to insecticides is complicating pest control, prompting experts to advocate for farmers in North America to use more integrated pest management strategies in their potato fields

Resistance to insecticides is complicating pest control in potatoes, prompting experts to urge farmers in North America to use more integrated pest management strategies in their potato fields.