Barley, wheats, oats, rye, triticale and grasses
Distinct, round, chlorotic lesions on lower leaves which become diffused and grey-brown, superficially resembling Stagonospora nodorum (leaf and glume blotch).
Disease inoculum arises from infected debris in the soil, the disease is favoured by high humidity and dense crops.
Not particularly common in the UK but infections are becoming more frequent in other European Countries.
No specific control measures have been devised but procedures that bury infected debris should be partially effective.
Find out more information on the key disease threats to your cereal crop. For each disease you will find out the importance of the disease in terms of potential yield penalty, how to identify the disease in its early stages and our advice on the best control strategies.