Multiple choice ‘Scald’ disease of Barley leaf is caused by which of the following the fungus? Rhynchosporium secalis Pyrenophora teres Blumeria graminis Puccinia hordei Pseudoseptoria stomaticola Reveal answer Fill a bubble to check yourself A Correct answer Explanation Scald is one of the most widespread leaf diseases of barley in Western Australia and is caused by the fungus Rhynchosporium secalis.