semantic pointers
hypernym
hyponym
blight
leaf disease
rust
blackheart
black knot
black rot
black spot
bottom rot
brown rot
gummosis
canker
cotton ball
crown gall
crown wart
damping off
dieback
dry rot
heartrot
mosaic
rhizoctinia disease
pink disease
potato wart
root rot
scorch
sweet-potato ring rot
sclerotium disease, sclerotium rot
Dutch elm disease
ergot
foot rot
pinkroot
wilt, wilt disease
smut
soft rot
yellow dwarf
yellow spot