Medium/Medium: Enters through Medium: Reported in association Cryptovalsa ampelina (Nitschke) Fuckel, 1870 4 pruning wounds. Where with grapevine canes . Associated Diatrypaceae canker established, it is quite widespread with trunk diseases of grapevines. Unlisted (s14) on grapevines. Established in Can infect dormant canes causing other grape growing regions in vascular necrosis . Generally not Australia. considered to be a major pathogen of grapes and of low virulence . However, in a study reported in 2013 it demonstrated pathogenicity only slightly less than Eutypa lata. Likely controlled using similar methods to limit spread of Eutypa dieback . Cylindrocarpon liriodendri J.D. MacDon. & E.E. High/Medium: Can affect a wide High: Cylindrocarpon liriodendri 5 Butler, 1981 range of plants including associated with black-foot disease of grapevines, which are widely grapevines . Black-foot disease black-foot disease grown in WA. C. liriodendri is seems to be an increasing issue in Unlisted (s14) highly virulent . Likely transported vineyards in California and is on infected plant material or causing significant loses in infested soil. Once in the soil, can grapevine regions worldwide . C infest plants directly through the liriodendra is highly virulent with roots or crown. young vines <7year old mainly affected, which eventually die .
Cryptovalsa ampelina (Nitschke) Fuckel, 1870 Diatrypaceae canker Unlisted (s14) Medium/Medium: Enters through pruning wounds. Where established, it is quite widespread on grapevines. Established in other grape growing regions in Australia. Medium: Reported in association with grapevine canes . Associated with trunk diseases of grapevines. Can infect dormant canes causing vascular necrosis . Generally not considered to be a major pathogen of grapes and of low virulence . However, in a study reported in 2013 it demonstrated pathogenicity only slightly less than Eutypa lata. Likely controlled using similar methods to limit spread of Eutypa dieback . 4 Cylindrocarpon liriodendri J.D. MacDon. & E.E. Butler, 1981 black-foot disease Unlisted (s14) High/Medium: Can affect a wide range of plants including grapevines, which are widely grown in WA. C. liriodendri is highly virulent . Likely transported on infected plant material or infested soil. Once in the soil, can infest plants directly through the roots or crown. High: Cylindrocarpon liriodendri associated with black-foot disease of grapevines . Black-foot disease seems to be an increasing issue in vineyards in California and is causing significant loses in grapevine regions worldwide . C liriodendra is highly virulent with young vines <7year old mainly affected, which eventually die . 5
WA%20Viticulture%20Industry%20Biosecurity%20Plan%20V1.docx