Detection of a new pathotype of Elsinoe australis causing black scab of jojoba in New South Wales and Queensland

Publication Date

ven, 28 Oct 2011, 00:00

Last Updated

23 juin 2023 05:52

Report Number

AUS-48/3

Pays

Australia

Pest Id

Elsinoe australis - (ELSIAU)

Report Status

Final

Hosts

Jojoba (Simmondsia chinensis)

Pest Status (old values from ISPM 8 -1998 )

• Present: only in some areas

Pest Status (ISPM 8 - 2021)

• Present: not widely distributed and not under official control

Geographical Distribution

New South Wales and Queensland

Résumé

In 2005, a black scab of jojoba was seen in jojoba plantations in New South Wales and Queensland. Black scab lesions were detected on leaves and stems.

Identification of the cause was undertaken and it has been determined that it is a new distinct pathotype, separate from other Elsinoe species found in Australia.Further work is ongoing to define host range and pathogenicity.

Danger

A new pathotype of E. australis has been detected on jojoba. It has not been found on sweet oranges in Australia.

Contact for info

Australian Chief Plant Protection Officer Australian Government Department of Agriculture, GPO Box 858 Canberra ACT 2601 Australia [email protected]

Report files

Site web

Issue keywords

Pest reporting

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