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RESULTS

(56)

DISEASE: Citrus variegated chlorosis

HOST: Citrus (Orange)

Small, hard, diseased fruit interspersed with three normal fruits for comparison. Diseased fruit often exhibit sunburn symptoms.

DISEASE: Citrus variegated chlorosis

HOST: Citrus (Orange)

Diseased tree with sparse foliage.

DISEASE: Citrus variegated chlorosis

HOST: Citrus (Orange)

Typical symptoms of the disease are discoloration of infected leaves, brown spots on lower sides of leaves, chlorosis on upper sides, and undersized fruit (left). Healthy fruit and leaves (right).

DISEASE: Citrus variegated chlorosis

HOST: Citrus (Orange)

Severely infected tree with typical stunting and chlorosis. Symptoms may appear on only one branch of the canopy.

DISEASE: Pith necrosis

HOST: Tomato

Cracked, dry, hollow stems with internal necrosis.

DISEASE: Pith necrosis

HOST: Tomato

External necrotic stem tissues. Initial symptoms include chlorosis of young leaves. Wilting may occur when disease is severe.

DISEASE: Syringae leaf spot

HOST: Tomato

Leaves with brown necrotic lesions and chlorotic margins. Symptoms vary greatly among cultivars. Some have black or brown lesions with bright yellow, chlorotic areas and others do not have yellowing.

DISEASE: Tomato big bud

HOST: Tomato

Characteristic symptoms are swollen, apical stems and stunted leaves. Apical stems are generally thickened and assume a stiff and erect growth habit. Internodes are shortened and flower buds are greatly enlarged.

DISEASE: Tomato big bud

HOST: Tomato

Symptoms are enlarge sepals that do not separate. Flower buds stay green and do not develop into fruit. Leaves are small and chlorotic.