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Revising the Aster Yellows Index and Management in Wisconsin

Revising the Aster Yellows Index and Management in Wisconsin

Revising the Aster Yellows Index and Management in Wisconsin

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Vector: <strong>Aster</strong> leafhopper (ALH)<br />

Adult<br />

Immature<br />

- Macrosteles quadril<strong>in</strong>eatus Forbes (Hemiptera: Cicadellidae)<br />

- Approximately 4 mm long <strong>and</strong> weigh 1 mg (0.8 mg M; 1.2 mg F)<br />

- Light greenish-yellow <strong>in</strong> color (seasonally variable)<br />

- Widely distributed <strong>in</strong> <strong>the</strong> U.S.

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