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

Published byJuliana Parks Modified over 8 years ago

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Presentation on theme: "Minnesota First Detectors Identifying Emerald Ash Borer General symptoms Canopy thinning Epicormic sprouting Woodpecker feeding Bark cracks Native Ash."— Presentation transcript:

1 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

2 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

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

4 Minnesota First Detectors Thinning Crown

5 Minnesota First Detectors James Smith Woodpecker Feeding

6 Minnesota First Detectors Bark Cracking MI Dept. of Ag

7 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

8 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

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

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

11 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

12 Minnesota First Detectors Damage – Larval Feeding Tunnels

13 Minnesota First Detectors Damage – Larval Feeding Tunnels

14 Minnesota First Detectors Damage – Larval Feeding Tunnels Black ash

15 Minnesota First Detectors Damage – Larval Feeding Tunnels

16 Minnesota First Detectors Damage – Larval Feeding Tunnels

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

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

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

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

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

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

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

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

25 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

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

27 Minnesota First Detectors Damage – Adult Emergence Holes

28 Minnesota First Detectors Damage – Adult Emergence Holes

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

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

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

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

33 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

34 Minnesota First Detectors Life Stages - Larvae

35 Minnesota First Detectors Life Stages - Larvae

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

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

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

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

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

41 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

42 Minnesota First Detectors Life Stages – Adults

43 Minnesota First Detectors Life Stages – Adults

44 Minnesota First Detectors Life Stages – Adults

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

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