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270 Search Results

  • Research

    Testing a range of ash species for tolerance to ash dieback

     Testing for tolerance to ash die-back across various ash species.
  • Research

    Persistence of Dothistroma septosporum

     Determining the persistence of Dothistroma septosporum in fallen needles in the forest
  • Research

    Asian longhorn beetle

     This project provides a better understanding of the risks posed by Asian longhorn beetle in the UK
  • Publications
    Forestry publication document

    Phytophthora austrocedri – Pest Alert
    Lead Author: Forestry Commission
    Phytophthora austrocedri (previously spelled austrocedrae) is an aggressive, fungus-like pathogen that poses a serious threat to juniper trees in Britain. Juniper is an important native species and a significant proportion of the small area of juniper woodland in Britain is protected. Phytophthora austrocedri was first reported in the UK in 2011, and infected trees have […]
  • Publications
    Forestry publication document

    Horse chestnut bleeding canker
    Lead Author: Sarah Green
    Horse chestnut is an important amenity tree species which has been significantly affected over the past decade by a widespread outbreak of bleeding canker disease. Symptoms include rust-coloured or blackened bleeding cankers on the stem and branches, which can lead to tree mortality. The causal agent of this disease is the pathogenic bacterium Pseudomonas syringae […]
  • Research

    Observatree early warning system for tree health

     Details of the Observatree project to set up a new tree health early warning system in the UK.
  • Research

    Ecological genetics of the ash dieback pathogen

     The research will investigate the ecological genetics of the ash dieback pathogen Hymenoscyphus pseudoalbidus and its ability to evolve in response to natural selection.
  • Research

    Chalara research

     Information about research carried out by Forest Research on Chalara ash dieback.
  • Research

    Genetic variation in the ash dieback pathogen

     Project about the biology of Chalara ash dieback pathogen at Forest Research
  • Research

    Ash dieback impact

     This project assesses the potential ecological impact of the disease ash dieback on UK woodlands and species and investigates possible solutions which might be achieved through woodland management.
  • Publications
    Forestry publication document

    Elm yellows – Pest Alert
    Lead Author: Forestry Commission
    Elm yellows is a disease of elm trees caused by a type of bacterium known as a phytoplasma. Symptoms of the disease can range from yellowing of leaves to dieback of foliage and branches. Elm yellows has been found affecting elm trees in North America and a few European countries, but in 2014 it was […]
  • Publications
    Forestry publication document

    Phytophthora lateralis – Pest Alert
    Lead Author: Forestry Commission
    Phytophthora lateralis is an aggressive, fungus-like pathogen of Lawson cypress trees. It mainly attacks the roots of trees and can spread up through the trunk resulting in the rapid decline and death of the tree. Thought to originate in Asia, the disease is the main cause of mortality in Lawson cypress in its native range […]