celery blight
cercosporiosis
brown spot
phytopathology
blackheart
tar spot
leaf disease
plant disease
onion yellow dwarf
diachyma
celtidaceous
canker
brown leaf spot
tomato streak
leaf scorch
phytodiagnostics
blotch
yellow dwarf of potato
potato yellow dwarf
leaf spot
potato mosaic
early blight
finger-and-toe
septoria
onion smudge
black spot
phytoecdysteroid
Paschal celery
pascal celery
tobacco mosaic
stolbur
thread blight
heartrot
phytocoenosis
rib
phytocenosis
Cercospora kopkei
yellow spot fungus
lepiota
Chinese cabbage
flat-leaf parsley
napa
Italian parsley
kromnek disease
Brassica rapa pekinensis
pe-tsai
Petroselinum crispum neapolitanum
black rot
inkbush
sclerotinia