Diseases of Barley - Bacteria and Phytoplasma

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 Bacterial Blight.
Xanthomonas translucens

What to look for?
Most commonly seen along the edges of barley fields particularly shaded areas during wet, humid weather in July.

Photo: Duczek
Picture description
Yellow and brown streaks on the upper leaves. Early stages show translucent water soaking.
Management strategy
Crop rotation is the only possible control measure.

Aster Yellows (Phytoplasma)

What to look for?
Scattered dwarfed bushy plants, chlorotic with distorted heads.

Management Strategy
A leafhopper transmitted infectious virus-like agent that is usually of minor importance

A more complete description of aster yellows in barley.

Photographs and information assembled and prepared for AAFRD by Dr. Ieaun R. Evans Agri-Trend Agrology Ltd.

Other Documents in the Series

  Diseases of Barley - Bacteria and Phytoplasma - Current Document
Diseases of Barley - Non-Infectious
Diseases of Barley - Viral
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For more information about the content of this document, contact Neil Whatley.
This document is maintained by Amrit Matharu.
This information published to the web on December 1, 2003.
Last Reviewed/Revised on January 21, 2016.