Supported by the National Science and Technology Program of the Ministry of Science and Technology of China(2010BAD01B04);Research Fund of Department of Science and Technology of Sichuan Province(2008NG0003);the Genetic Engineering Fund of Department of Finance of Sichuan Province(2011JYGC06)~~
Research progress was reviewed on the differential systems for physiologic races of Plasmodiophora brassicae Woron,including Williams,differential system and European clubroot differential(ECD) set.The existing prob...