Minnesota First Detectors Identifying Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash.

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Presentation transcript:

Minnesota First Detectors Identifying Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Identifying Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors General Symptoms Canopy thinning Epicormic sprouting Woodpecker feedingBark cracks

Minnesota First Detectors Thinning Crown

Minnesota First Detectors James Smith Woodpecker Feeding

Minnesota First Detectors Bark Cracking MI Dept. of Ag

Minnesota First Detectors Diagnosing Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Native Ash Borers Flatheaded borers Roundheaded borers Clearwing borers Ash cambium miner Ash bark beetles Carpenterworm William H. Hoffard, USDA Forest Service

Minnesota First Detectors Dan Hermes Native Ash Borers Flatheaded borers Roundheaded borers Clearwing borers Ash bark beetle Carpenterworm Linda Treeful Jeff Hahn

Minnesota First Detectors Agrilus Damage is Found in Many Tree Types Oak Birch Aspen Honey locust Walnut Boxelder Many others

Minnesota First Detectors Diagnosing Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Damage – Larval Feeding Tunnels

Minnesota First Detectors Damage – Larval Feeding Tunnels

Minnesota First Detectors Damage – Larval Feeding Tunnels Black ash

Minnesota First Detectors Damage – Larval Feeding Tunnels

Minnesota First Detectors Damage – Larval Feeding Tunnels

Minnesota First Detectors EAB or Not? A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors Diagnosing Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Damage – Adult Emergence Holes ~1/8 inch wide

Minnesota First Detectors Damage – Adult Emergence Holes

Minnesota First Detectors Damage – Adult Emergence Holes

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors Diagnosing Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Life Stages - Larvae

Minnesota First Detectors Life Stages - Larvae

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors EAB or Not? 0 of 30 A. Yes B. Not C. Not Sure

Minnesota First Detectors Diagnosing Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash Borers Damage Larval feeding tunnels Adult emergence holes Life stages Larvae Adults

Minnesota First Detectors Life Stages – Adults

Minnesota First Detectors Life Stages – Adults

Minnesota First Detectors Life Stages – Adults

Minnesota First Detectors 1. A 2. B 3. C 4. D Which of the following is EAB? ABCD J. Hahn unknown Dan Hermes