DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize)
Plant with decay of growing point and stalk. Other bacterial species also cause stalk rot, including Pectobacterium carotovorum.
Bacterial stalk and top rot | Corn (Maize)
DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Dickeya zeae
PATHOGEN SYNONYM: Erwinia chrysanthemi pv. zeae
SOURCE: APS
DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize)
Corn with tan, water-soaked, slimy stalk tissue.
Bacterial stalk and top rot | Corn (Maize)
DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Dickeya zeae
PATHOGEN SYNONYM: Erwinia chrysanthemi pv. zeae
SOURCE: D. White
DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize)
The disease typically occurs midseason and causes tan to dark brown, water-soaked, rotted tissues at base of whorl. Uppermost leaves may wilt.
Bacterial stalk and top rot | Corn (Maize)
DISEASE: Bacterial stalk and top rot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Dickeya zeae
PATHOGEN SYNONYM: Erwinia chrysanthemi pv. zeae
SOURCE: S. Mohan
DISEASE: Bacterial stripe
HOST: Corn (Maize)
Early stage of bacterial stripe.
Bacterial stripe | Corn (Maize)
DISEASE: Bacterial stripe
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: A. Alvarez
DISEASE: Bacterial stripe
HOST: Corn (Maize)
Corn leaves with amber- to olive-colored, water-soaked translucent stripes.
Bacterial stripe | Corn (Maize)
DISEASE: Bacterial stripe
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: M. Shurtleff
DISEASE: Bacterial stripe
HOST: Corn (Maize)
Corn leaves with yellow-brown to reddish stripes, 2 to 3 mm wide.
Bacterial stripe | Corn (Maize)
DISEASE: Bacterial stripe
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: APS
DISEASE: Bacterial wilt
HOST: Strawberry
Advanced stage of wilt (center plant).
Bacterial wilt | Strawberry
DISEASE: Bacterial wilt
HOST: Strawberry (Fragaria × ananassa)
PATHOGEN: Ralstonia solanacearum
PATHOGEN SYNONYM: Pseudomonas solanacearum
SOURCE: M. Goto
DISEASE: Chocolate spot
HOST: Corn (Maize)
Leaf with dark brown, elongated spots surrounded by broad, yellow halos.
Chocolate spot | Corn (Maize)
DISEASE: Chocolate spot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Pseudomonas syringae pv. coronafaciens
SOURCE: D. White
DISEASE: Corn stunt
HOST: Corn (Maize)
Chlorosis of leaf margins, the first symptom of disease.
Corn stunt | Corn (Maize)
DISEASE: Corn stunt
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Spiroplasma kunkelii
SOURCE: T. Tsai, M. Davis