BLACK CHAFF (BACTERIAL LEAF STREAK)
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Barley

SOURCE:
S. Thomson
DISEASE:
Black chaff (Bacterial leaf streak)
HOST:
Barley
(Hordeum vulgare)
Black chaff is characterized by water-soaked and darkened glumes on barley heads and streaks and stripes on leaves.
PATHOGEN:
Xanthomonas translucens pv. undulosa