supported by the National Natural Science Foundation of China(Grant No.31372073);Beijing Modern Agro-industry Technology Research System(Grant No.GCTDZJ2014033001)
Three crosses,Hawaii7981×PI128216,Hawaii7981×LA1589,and PI128216×LA1589,were made to develop F_2 populations for testing allelism among three genes Xv3,Rx4,and Rx_(LA1589) conferring resistance to bacterial spot ca...