Through the disease sample of soft rot in Chinese cabbage gathered in different parts of Heilongjiang province in the 8th to 10 th of 2001 and fornu physiological and biochemistrical characters of pathogenic bacteria to soft rot disease,experiment indicated that Ecc is the major germ that caused soft rot in Chinese cabbage in Heilongjiang.So we should mainly study it in Heilongjiang.,
Several methods of identification of resistance to soft rot disease at seedling stage were studied with replicate...