Storage diseases
When the potatoes have been harvested, graded and put into storage a great weight has been lifted. The spuds aren’t going to be stuck in the ground due to late season rain. Grubs and bugs aren’t going to start affecting the tubers, and it looks like most of the disease issues have been avoided. They’re safe. Except there is another consideration, and that is storage diseases, discussed in this PotatoLink magazine article.
Question: Why are the inside of my tubers brown and soft?
In Issue 04 of PotatoLink magazine, the Spud GP answers the question: Why are the insides of some of my tubers brown and soft? The helpful response includes a list of some of the common conditions that illustrate similarities between some tuber physiological disorders and diseases.