This has been going on for years. Check the publications of D. Mills-
with his student B.W. Russell and others.
The key point is that the taxonomic features which "distinguish" the
species of Tilletia are variable and despite the chinese claim
that they do not have TCK, the fact remains that tct and tck can
Importantly, ask the question, what happened to that wheat-
I expect that it was imported into china as " surplus" or
damaged goods- at a substantially reduced price.
As ever, the opinions expressed here are mine and do not reflect
the official position of the FGSC or the Univerisity of Kansas
or the NSF or the USDA or the FBI or the CIA or the KGB
or NATO or NASA or anyone else with an official acronym.