Official website of the New Zealand Farm Forestry Association


PESTS AND DISEASES OF FORESTRY IN NEW ZEALAND

Phytophthora, a disease of forestry in New Zealand

  • Root rot caused by Phytophthora species
    From Scion publication Forest Research Bulletin 220, An Introduction to The Diseases of Forest and Amenity Trees in New Zealand, G.S.Ridley and M.A. Dick 2001. Species: Phytophthora cactorum (Fig. 3), P.…
  • Phytophthora agathadicida
    See also: Resinosis on Agathis australis (Kauri)From Forest Health News 201, December 2009. Resinosis at base of kauri In October 2009 Scion silvicultularist Greg Steward noted severe resin bleed around the…
  • Phytophthora inundata
    NEW TO NEW ZEALAND ORGANISM Detection and Identification in New Zealand Notified to MAFBNZ June 2007 as a New to New Zealand find in soil under Pinus radiata and reported again…
  • Phytophthora kernoviae
    Phytophthora kernoviae: Past investigation throws up new answers From Biosecurity issue 82, March 2008. A classic piece of scientific detective work and collaboration has thrown new light on a woodland pathogen…
  • Phytophthora pinifolia
    Not present in New Zealand. Field Identification Guide for Daño Foliar del Pino (DFP) PDF, December 2007 Lindsay Bulman and Rebecca Ganley, Forest Biosecurity and Protection, Scion. Report on visit to Chile…
  • Phytophthora ramorum
    Not present in New Zealand New "species" of Phytophthora? From Forest Health News 164, July 2006. Nod Kay was granted a Research Fellowship from the OECD Co-operative Research Programme to visit Alice…

  • Downscaling for higher throughput and reduced resource use – new fungicide sensitivity assay
    From Forest Health News 286, December 2018. A high-throughput bioassay to screen sensitivity of species of Phytophthora to fungicides has been developed1. The research by Scion-based Master of Science student, Shannon Hunter, uses…
  • Fighting Phytophthora in forests
    Nari Williams and Michelle Harnett, New Zealand Tree Grower November 2017. Scary-looking on paper and even scarier in forests, the word Phytophthora does not seem to have enough vowels in…
  • Screening for resistance to Phytophthora
    From Forest Health News 253, January/February 2015. Phytophthora is a genus of soil or airborne plant pathogens that infect a vast range of plant species worldwide. In New Zealand, three…
  • Phytophthora identification
    From Forest Health News 210, October/November 2010. The genus Phytophthora contains some of the most destructive species of plant pathogens known to man. By the end of the 20th century…
  • Facing the Phytophthora challenge
    From Biosecurity, issue 99, August 2010. Concerns are growing internationally as scientists learn more about the increasing number of serious plant and tree diseases found to be caused by Phytophthora…
  • Spotlight on new species of Phytophthora
    From Biosecurity 97, April 2010. The death of kauri trees caused by Phytophthora has attracted attention recently. But why do there seem to be so many “new” species of this…
  • Control of phytophthora root rot in forest nurseries
    From Forest Health News 194, April 2009. Forest nurseries in New Zealand typically operate with a considerable level of chemical intervention in order to manage a range of weeds, insect…
  • Diagnostics: Screening for Phytophthora in pine needles
    From Forest Health News 184, May 2008. Sample of Pinus radiata for Phytophthora baiting test Daño Foliar del Pino (DFP) is a newly described disease of Pinus radiata foliage in Chile where there is…
  • Phytophthora diseases of trees
    From Forest Health News 178, October/November 2007. Phytophthora spp. are some of the most invasive plant pathogens known world-wide. Several are of global importance as they have been widely dispersed by trade…
  • Sampling soil for pathogens of trees and shrubs
    From Forest Health News No. 177, September 2007. Species of Phytophthora are particularly well-known soil-dwelling, root-infecting pathogens. A few Phytophthora spp. are able to carry on their life cycle above ground…
  • New "species" of Phytophthora?
    From Forest Health News 164, July 2006. Nod Kay was granted a Research Fellowship from the OECD Co-operative Research Programme to visit Alice Holt Lodge, UK Forestry Commission, Farnham, from 15 May…
  • Phytophthora causing crown dieback of Eucalyptus
    From Forest Health News 162 May 2006. New species of Phytophthora causing crown dieback of Eucalyptus A locally severe crown disease of Eucalyptus trees has been recorded since 1986. The…

 

(top)

Farm Forestry - Headlines