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RESULTS

(6)

DISEASE: Brown line and decline

HOST: Almond

Stunted and yellowish diseased tree. Such trees produce little to no growth and decline rapidly.

DISEASE: Brown line and decline

HOST: Almond

Bark was split laterally at graft union, revealing line of necrotic tissue that extends into woody cortical tissues.

DISEASE: Brown line and decline

HOST: Almond

Shriveled nuts from infected tree. Two healthy kernels (bottom left).

DISEASE: Green petal disease

HOST: Strawberry

Diseased plant with button berries and green petals that turn red. The disease is caused by a subgroup of aster yellows.

DISEASE: Strawberry lethal decline

HOST: Strawberry

Diseased plant with bronzing of older leaves and upward rolling or cupping of younger leaves. Leaves are chlorotic on upper surfaces and reddish or purplish on lower surfaces. In time, the entire plant dies.

DISEASE: Strawberry yellows

HOST: Strawberry

Symptoms of disease are stunting and marginal chlorosis of younger leaves and purple or bronze pigmentation of older leaves. Infected plants usually die.