Insects

Ips calligraphus

Six-spined engraver beetle (Ips calligraphus)
Latin Name Ips calligraphus
Common Name Six-spined engraver beetle
Biology

Adults are ~5 mm, black/brown. Attacks pines. Multiple generations/year. Males produce pheromones. Overwinters as adults .

Damage

Creates Y-shaped galleries, girdling trees. Weakens pines, increasing susceptibility to other pests .

Distribution Regions

North America (e.g., US, Mexico) .

Monitoring

Visual inspection of boring dust. Pheromone traps .

Recommended Traps

Pheromone traps (e.g., slot traps) .

Literature review

Semiochemical evidence

The cited publications support the exact compound-species relationship. Formulation, ratio, loading, release rate and field lifetime depend on a validated lure protocol and are not inferred here.

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