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Adult eucalyptus long horned borer damage on blue gum foliage.

Distant view of blue gum, Eucalyptus globulus, with extensive die back, possibly from nutrient disorder, drought stress or eucalyptus long horned borer, Phoracantha semipunctata (Cerambycidae), Ventura Co. View of entire adult tree against sky for background. Credit: Jack Kelly Clark — Credit: Jack Kelly Clark

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