Confor Show Sept 2013 tree health seminar Ben Jones, Forestry Commission
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Confor Show Sept 2013 tree health seminar Ben Jones, Forestry Commission
- 1. Plant Health Operations Update Ben Jones Plant Health Operations Manager FC England
- 3. 2012 Survey Summary • 170 flying hours covering around 24,000 miles across the UK • 79,058 Ha of larch surveyed across England, Wales, Scotland, N Ireland & IOM (increase in around 10,000 Ha compared to 2011) • Equates 70% of all larch that has been analysed across the UK both on respective PFEs and in PW
- 4. 2012 Survey Summary • Observation of disease dynamics continue to be different in different parts of the country – the more larch, the bigger the problem • Significant new findings in SW Scotland, significant increase in S Wales, limited new findings in the Forest of Dean and SE England • Weather conditions have been extremely conducive for Pr throughout 2012 – likely to see further infection • Further findings generally being made in association with known infected sites (both rhodo & larch), but rapid advance of symptoms in some locations were observed over the summer
- 6. Symptom Progression June 2011
- 7. Symptom Progression June 2011
- 8. Symptom Progression June 2012
- 9. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance SW England
- 10. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance SW England
- 11. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance SW England
- 12. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance SW England
- 13. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance S Wales
- 14. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance S Wales
- 15. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance S Wales
- 16. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance S Wales
- 17. Phytophthora ramorum symptom progression on infected larch stands in the UK 2013 Surveillance S Wales
- 20. Chalara fraxinea
- 30. Site investigation: Basal Lesions
- 31. Chalara – E Anglia
- 32. Chalara – E Anglia
- 33. 1996 Planting
- 34. 1996 Planting