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RESULTS

(6)

DISEASE: Bacterial blast and fruit spot

HOST: Avocado

White bacterial ooze on surface of fruit. Pseudomonas strains that cause canker likely differ from those that infect fruit and leaves.

DISEASE: Bacterial finger-tip rot

HOST: Banana

Cross sections of fruit with internal discoloration and rot. This disease is also known as Mokillo disease.

DISEASE: Bacterial finger-tip rot

HOST: Banana

Longitudinal sections of fruit with internal discoloration and rot. Healthy (right).

DISEASE: Bacterial finger-tip rot

HOST: Banana

Diseased banana hand with external discoloration.

DISEASE: Carrot yellows

HOST: Carrot

Flowers with shoot proliferation (witches’-broom) (left). Healthy flower (right). Virescence and phyllody of flower parts are common.

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.