the green menace: the emerald ash borer and its spread through ohio mike zimmermann
TRANSCRIPT
The Green Menace: The Emerald Ash Borer and Its Spread Through
OhioMike Zimmermann
Background
• Emerald Ash Borer (EAB) (Agrilus planipennis)
• Invasive from China introduced in Michigan
• Attacks Healthy Ash Trees
• All 16 Ash Species Susceptible
Background
• Larva live underneath bark
• Kill Ash Trees from top down– 3-5 years
• Adults Emerge– infest new trees
Spread
• Natural Spread– Adults travel up to 1 mile
• Human Spread– Movement of infested firewood– Estimated human movement upwards of
20 miles per year
Emerald Ash Borer Infestation in Ohio
Red – Infected Areas
Green – Uninfected Areas
Projection of Natural Spread of the Emerald Ash Borer (3 years)
Red – Infected Areas
Blue – Projected Spread (3 years)
Green – Uninfected Areas
Projection of Human Induced Spread of the Emerald Ash Borer (3 years)
Red – Infected Areas
Purple – Projected Human Spread (3 years)
Green – Uninfected Areas
Natural vs. Human Induced Spread of the Emerald Ash Borer (3 years)
Red – Infected Areas
Blue – Projected Natural Spread (3 years)
Purple – Human Induced Spread (3 years)
Green – Uninfected Areas
Conservation Efforts
• Firewood Bans
• Awareness Efforts
• Continuous Research on Prevention Tactics