It was selected from nucellar seedlings, made by pollinization of the Torovita orange to Sugiyama unshu at the Horticultural Experiment Station of the Ministry of Agriculture and Forestry, and it was registered as a variety in 1971. 農林省園芸試験場において杉山温州にトロビタオレンジを受粉させた珠心胚実生から選抜され、1971年に品種登録された。 |