8Kajornchaiyakul P,Brown J F. The infection process and factors affecting infection of sunflower by Albugo tragopogi[J].Trans Br MycolSoc,1976,(01):91-95.
9Allem S J,Brown J F. White blister,petiole graying and defoliation of sunflowers,caused by Albugo tragopogonis[J].Australian Plant Path,1980,(01):809.
10Kiüger H,Viljoen A,Van Wyk P S. Histopathology of Albugo tragoponis on Stens and petioles of sunflower[J].{H}Canadian Journal of botany-revue canadienne de botanique,1999,(01):175-178.
