Tuber Sampling for Bacterial Ring Rot Testing

Cores must be taken at the stolon attachment site and must be conical or semi-spherical in shape, approximately 1 cm in diameter at the top and 1 cm deep. Each core should weigh between 0.5 – 1.0 g, and include as much of the vascular ring radiating from the stolon attachment as possible.

How to take a core from a potato tuber for bacterial ring rot testing

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