Signal success in potato cultivation Pyongyang, June 7 (KCNA) -- Great efforts have been exerted for potato cultivation in the DPRK in recent years. It is the avowed policy of the Workers' Party of Korea to solve the issue of food by bringing about a signal turn in the potato cultivation. The state helped Taehongdan county, Ryanggang province situated in the northern alpine land set an example in potato farming. All processes of potato farming from sowing to harvest in a vast expanse of potato fields are carried out by modern machines. Virus-free good potato suited to the climatic and...