Breeding and characteristics of a Tartary buckwheat cultivar, "Hokkai T No.8".

was developed at the National Agricultural Research Center for the Hokkaido Region, Sapporo, Japan. This cultivar was registered as 'Tartary Buckwheat Norin No.1', released by the Ministry of Agriculture, Forestry and Fisheries and recommended by the Hokkaido prefectural government. 'Hokka i T No .8 ' i s a va r i e t y de r i ved f r om a population of about 3,420 plants by Rotundatum, which is an accession genetic resource from Russia, the former USSR. It has traits of larger seed size, lower p lant he ight and lower lodg ing compared w i th 'Donansan', which is a local variety in the southern part of Hokkaido. The characteristics of 'Hokkai T No.8' are summarized as follows. (1) Lodging is less than that of 'Donansan'. (2) Yield is higher than that of 'Donansan' in Memuro. (3) Taste is better than that of 'Donansan'. (4) Shattering is the same as that of other Tartary buckwheat.