Observatree Blog
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Blog
An update on pests and diseases and our plans for 2019
All of the pests and diseases mentioned above emphasise the additional threats to our trees, the continued need for high levels of vigilance and the importance of a tree health early warning system.
Peter Crow • 23 Jan 2019
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Blog
The story so far: the difference we’ve made in five years
Ana Perez-Sierra, Head of Forest Research's Tree Health Diagnostic and Advisory Service, lets us know about the difference Observatree has made.
Ana Perez-Sierra • 11 Dec 2018
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Blog
Observatree II: Thoughts from Nicola Spence, Chief Plant Health Officer, Defra
Welcome to Observatree II! Read thoughts from DEFRA's Chief Plant Health Officer, Nicola Spence, as the project moves forwards.
Professor Nicola Spence • 25 Oct 2018
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Blog
Introducing Dr Mary Barkham: Observatree volunteer and new Chair of the project Board
This blog is an opportunity for me to introduce myself and to summarise what the Board does.
Mary Barkham • 11 Sep 2018
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Blog
2018 volunteer training days – a summary
We held 11 events across England, Wales, and Scotland from the end of May to the beginning of July.
Charlotte Armitage • 15 Aug 2018
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Blog
On the trail of Sirococcus tsugae
Lead Volunteer, Andy Gordon, lets us know about his experience of surveying for Sirococcus tsugae.
Andy Gordon • 14 Aug 2018
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Blog
A world without males: How the elm zigzag sawfly is benefiting from their absence
Expert entomologist Max Blake gives us an insight into the lifecycle of the elm zigzag sawfly.
Max Blake • 08 Jul 2018
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Blog
Oriental chestnut gall wasp – an update
What has happened with OCGW in the UK since it was first found in 2015?
Chris Malumphy • 27 Jun 2018
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Blog
Can you help us to understand the distribution of Gypsy Moth in Britain?
Expert entomologist Max Blake gives us an insight into the lifecycle of the gypsy moth and how you can help us monitor it's distribution.
Max Blake • 19 May 2018
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Blog
‘Palmageddon’ heading our way
Anybody visiting tourist resorts in the Mediterranean today will likely encounter large numbers of dying and dead palms. What is the reason for this ‘palmageddon’ in the Mediterranean?
Chris Malumphy • 13 Apr 2018