[beeman]

Originally Posted by z_willus_d

Hi Beeman, Here's a pic from last year of the roots of one of my plants that went down to this problem:
http://www.tomatoville.com/attachmen...3&d=1338436905Thanks,Naysen

On the strength of that photo I would say not Corky Root Rot. But having said that, it does start off slowly, so I would look out for it when you decide to remove them at the seasons end.