PRO/PL> Undiagnosed disease, potato – Russia: 1st rep (southeast)

Other Plant Disease — Russia
The Rosselkhoznadzor [Federal Service for Veterinary and Phytosanitary Surveillance] for Primorsky Krai and Sakhalin region, the focus of viroid disease of potato [see comment below], reported [that a potato disease was] found in Ussuri region [Khabarovsky & Primorsky Krai] on 50 hectares of farm land. This disease of potato tubers may reduce harvest by 30-90 per cent.
To date this condition has been absent from the territory of the Russian Federation. The Rosselkhoznadzor took steps to