Powdery scab a puzzling potato problem

Powdery scab a puzzling potato problem

Biosecurity, such as avoiding the use of manure from livestock that ate infected potatoes, is a must

Powdery scab, caused by Spongospora subterranea, thrives in cool, moist conditions and can significantly impact potato crops by forming lesions on tubers and galls on roots.


colorado potato beetle in manitoba

How potato pests find ways around insecticides

Resistance to insecticides is complicating pest control, prompting experts to advocate for integrated management strategies

Several mechanisms allow insects to survive pesticide applications — for example, metabolic resistance, in which the pest detoxifies the insecticide faster than a susceptible individual, or target-site resistance, in which the receptor sites affected by the pesticide are altered.

early growth of potatoes

Potatoes Prairie-wide

Practical Research: How Prairie researchers uncovered a serious potato disease’s hiding place

As a consequence of cleaning up potato diseases, the most recent yields in Prairie potatoes, as of 2024, are 20 tons per acre for Alberta and 18 for Manitoba.