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Prionus, spp. Beetle Field Trials in Georgia Pecan Orchards 2012-2013 (published by permission from James Dutcher, Ph.D.)

Prionus imbricornus adult beetle

1. Prionus spp. Pheromone Field Trials in Georgia

1. Prionus spp. Pheromone Field Trials in Georgia

2. Objectives of the Field Study

2. Objectives of the Field Study

3. Oviposition of Prionus laticollis

3. Oviposition of Prionus laticollis

4. Normal Pecan Orchard

4. Normal Pecan Orchard

5. Recognizing Infested Trees

5. Recognizing Infested Trees

6. Fitzgeral Monitoring Site

6. Fitzgerald Monitoring Site

7. Finding Relative Beetle Abundance

7. Finding Relative Beetle Abundance

8. Tree Toppling Symptom

8. Tree Toppling Symptom

9. Clearing Trees for a New Orchard

9. Clearing Trees for a New Orchard

10. Larvae Chew Through Irrigation

10. Larvae Chew Through Irrigation

11. Prionus Infestation Near Fitzgerald

11. Prionus Infestation Near Fitzgerald

12. Prionus Infestations in Mendes, Georgia

12. Prionus Infestations in Mendes, Georgia

13. Fitzgerald, Georgia Prionus Trap Catch 2012

13. Fitzgerald, Georgia Prionus Trap Catch 2012

14. Prionus imbricornis Males/Trap Catch 2013

14. Prionus imbricornis Males/Trap Catch 2013

15. How Long Do the Lures for P. imbricornis Last?

15. How Long Do the Lures for P. imbricornis Last?

16. How Long Do the Lures for P. latciolis Last?

16. How Long Do the Lures for P. latciolis Last?

17. Lorsban Efficacy Trial

17. Lorsban Efficacy Trial

18. Chemical Control Bioassay

18. Chemical Control Bioassay

19. Periphery vs. Center Monitored Orchard

19. Periphery vs. Center Monitored Orchard

20. P. imbricornis Trap Catch at Crisp County Orchard

20. P. imbricornis Trap Catch at Crisp County Orchard

21. June to Mid-June P.imbricornis Trap Catch

21. June to Mid-June P.imbricornis Trap Catch

22. Beetle Catch Post June Peak

22. Beetle Catch Post June Peak

23. Total Trap Catch by Beetle Species

23. Total Trap Catch by Beetle Species

24. Peach County Trial 2012

24. Peach County Trial 2012

25. Pitfall Traps

25. Pitfall Traps

26. Pitfall Trap Capture 2013 Results

26. Pitfall Trap Capture 2013 Results

27. Is Prionus Pheromone Blocking Female Attraction?

27. Is Prionus Pheromone Blocking Female Attraction?

28. Summary and Conclusions

28. Summary and Conclusions

29. Research Plan for 2014

29. Research Plan for 2014

30. Acknowledgements

30. Acknowledgements

31. Author:  James D. Dutcher, Ph.D.

31. Author:  James D. Dutcher, Ph.D.

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