Pathogenicity of Plasmodiophora brassicae Isolated from Small Spherical Clubroot Galls Showing Resistant Response in Roots of Clubroot-resistant (CR) Cultivars of Chinese Cabbage
(the Meetings of Kansai Division of the Phytopathological Society of Japan 2004)
Reation between Pathogenisity to Clubroot-resistant Cultivars of Chinese Cabbage and RAPD Patterns in Populations of Plasmodiophora Brassicae
(Annual Meeting of the Phytopathological Society of Japan 2003)