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Potato Disease Testing


The NDSU Plant Diagnostic Lab conducts potato disease testing in support of the potato program (ND State Seed Department) in North Dakota and several other states.

We are a USDA-approved laboratory to test seed potatoes for Clavibacter michiganensis subsp. sepedonicus (bacterial ring rot) for export to Canada.

Please see the sample submission form and instructions here.


Contact us for availability of other testing services not listed above.