DISEASE: Bacterial leaf stripe
HOST: Millet
Leaf with long reddish stripes, usually vein delimited.
Bacterial leaf stripe | Millet
DISEASE: Bacterial leaf stripe
HOST: Millet (Pennisetum glaucum)
PATHOGEN: Acidovorax avenae
PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae
SOURCE: L. Claflin
DISEASE: Bacterial leaf stripe
HOST: Millet
Leaf with reddish stripes delimited by veins.
Bacterial leaf stripe | Millet
DISEASE: Bacterial leaf stripe
HOST: Millet (Pennisetum glaucum)
PATHOGEN: Acidovorax avenae
PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae
SOURCE: L. Claflin
DISEASE: Bacterial leaf stripe
HOST: Sorghum
Diseased leaf with linear, interveinal stripes that are purplish red. They also can be yellow, tan, or purple depending upon host reaction.
Bacterial leaf stripe | Sorghum
DISEASE: Bacterial leaf stripe
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: R. Gitaitis
DISEASE: Bacterial leaf stripe
HOST: Sorghum
Leaf with reddish brown stripes between veins.
Bacterial leaf stripe | Sorghum
DISEASE: Bacterial leaf stripe
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: L. Claflin
DISEASE: Bacterial leaf stripe
HOST: Sorghum
Highly susceptible cultivar with severe symptoms.
Bacterial leaf stripe | Sorghum
DISEASE: Bacterial leaf stripe
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: L. Claflin
DISEASE: Carrot yellows
HOST: Carrot
Flowers with shoot proliferation (witches’-broom) (left). Healthy flower (right). Virescence and phyllody of flower parts are common.
Carrot yellows | Carrot
DISEASE: Carrot yellows
HOST: Carrot (Daucus carota)
PATHOGEN: 'Candidatus Phytoplasma asteris'
PATHOGEN SYNONYM: Phytoplasma Aster yellows group
SOURCE: M. Schroth
DISEASE: Carrot yellows
HOST: Carrot
Carrot with proliferation of roots. Initial symptoms include yellowing and narrowing of veins of young leaves. The entire leaf later becomes necrotic.
Carrot yellows | Carrot
DISEASE: Carrot yellows
HOST: Carrot (Daucus carota)
PATHOGEN: 'Candidatus Phytoplasma asteris'
PATHOGEN SYNONYM: Phytoplasma Aster yellows group
SOURCE: G. S. Abawi
DISEASE: Sheath brown rot
HOST: Rice
Disease symptoms typically occur on flag leaf sheaths from booting to heading stage and also on panicles. Water-soaked lesions on glumes turn light brown.
Sheath brown rot | Rice
DISEASE: Sheath brown rot
HOST: Rice (Oryza sativa)
PATHOGEN: Burkholderia fuscovaginae
PATHOGEN SYNONYM: Pseudomonas fuscovaginae
SOURCE: K. Miyajima, M. Goto
DISEASE: Sheath brown rot
HOST: Rice
Close-up of stem lesions.
Sheath brown rot | Rice
DISEASE: Sheath brown rot
HOST: Rice (Oryza sativa)
PATHOGEN: Burkholderia fuscovaginae
PATHOGEN SYNONYM: Pseudomonas fuscovaginae
SOURCE: K. Miyajima, M. Goto