UK Risk Register Details for Xanthomonas translucens pv. translucens

Common Names

  • Bacterial leaf streak
  • Bacterial leaf streak of barley
  • Bacterial leaf streak of wheat
  • Black chaff of cereals
  • BLS

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

Pathway Assessed for Entry to UK

  • show / hide
  • Seeds

Common Pathways

  • show / hide
This section is currently being developed as part of the next phase of the Risk Register.

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 45

Current Mitigations

  • show / hide

Key mitigation for pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 6
UK Relative Risk Rating [1 - 125] 30

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country Status Notes
United Kingdom Absent
Romania Present
Russia Present
Turkey Present
Ukraine Present
North America Present
Canada Present
Mexico Present
United States Present
South America Present
Argentina Present
Bolivia Present
Brazil Present
Peru Present
Paraguay Present
Uruguay Present
Oceania Present
Australia Present
Africa Present
Ethiopia Present
Kenya Present
Morocco Present
Madagascar Present
Tunisia Present
Tanzania Present
South Africa Present
Zambia Present
Asia Present
Azerbaijan Present
China Present
Georgia Present
Israel Present
India Present
Iran Present
Japan Present
Kazakhstan Present
Malaysia Present
Pakistan Present
Syria Present
Yemen Present

Type of Pest

  • Bacterium

Host or Industry at Risk

  • show / hide


Major Hosts

  • Hordeum vulgare L. em. Lam.
  • Triticum L.
  • Triticum aestivum L.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

UK (2005)

EU and EPPO Listing


Actions Indicated

  • show / hide


Targeted survey to determine whether UK is free of the pathogen. Action on findings in line with marketing legislation.

General Comments

Bacterial disease affecting cereals. Risk of sporadic introductions but evidence suggests limited establishment potential. Targeted surveillance will help determine if pathogen is already present. Industry should be aware.