Signatures of post-glacial genetic isolation and human-driven migration in the Dothistroma needle blight pathogen in western Canada

A Capron, N Feau, R Heinzelmann, I Barnes… - …, 2021 - Am Phytopath Society
Many current tree improvement programs are incorporating assisted gene flow strategies to
match reforestation efforts with future climates. This is the case for the lodgepole pine (Pinus …

The outbreak history of Dothistroma needle blight: an emerging forest disease in northwestern British Columbia, Canada

C Welsh, K Lewis, A Woods - Canadian Journal of Forest …, 2009 - cdnsciencepub.com
Native pathogens are normally limited in the damage they cause by host resistance and (or)
environmental conditions that limit one or more phases of the disease cycle. Changes to …

DNA-barcoding identification of Dothistroma septosporum on Pinus contorta var. latifolia, P. banksiana and their hybrid in northern Alberta, Canada

N Feau, TD Ramsfield, CL Myrholm… - Canadian Journal of …, 2021 - Taylor & Francis
The ascomycete fungi Dothistroma septosporum (Dorogin) M. Morelet and D. pini Hulbary
are both responsible for Dothistroma needle blight disease (DNB) on pines. Using a DNA …

Global population genomics of the forest pathogen Dothistroma septosporum reveal chromosome duplications in high dothistromin‐producing strains

RE Bradshaw, AD Sim, P Chettri… - Molecular plant …, 2019 - Wiley Online Library
Dothistroma needle blight is one of the most devastating pine tree diseases worldwide. New
and emerging epidemics have been frequent over the last 25 years, particularly in the …

Reduced virulence of an introduced forest pathogen over 50 years

RE Bradshaw, S Ormond, PY Dupont, P Chettri… - Microorganisms, 2019 - mdpi.com
Pathogen incursions are a major impediment for global forest health. How pathogens and
forest trees coexist over time, without pathogens simply killing their long-lived hosts, is a …

Is an unprecedented Dothistroma needle blight epidemic related to climate change?

A Woods, KD Coates, A Hamann - BioScience, 2005 - academic.oup.com
Dothistroma needle blight, caused by the fungus Dothistroma septosporum, is a major pest
of pine plantations in the Southern Hemisphere, where both the host and the pathogen have …

Planting exotic relatives has increased the threat posed by Dothistroma septosporum to the Caledonian pine populations of Scotland

MJ Piotrowska, C Riddell, PN Hoebe… - Evolutionary …, 2018 - Wiley Online Library
To manage emerging forest diseases and prevent their occurrence in the future, it is
essential to determine the origin (s) of the pathogens involved and identify the management …

Sexual Reproduction and Gene Flow in the Pine Pathogen Dothistroma septosporum in British Columbia

AL Dale, KJ Lewis, BW Murray - Phytopathology, 2011 - Am Phytopath Society
Dothistroma septosporum has caused a serious needle blight epidemic in the lodgepole
pine forests in northwest British Columbia over the past several years. Although ascocarps …

Global geographic distribution and host range of Dothistroma species: a comprehensive review

R Drenkhan, V Tomešová‐Haataja, S Fraser… - Forest …, 2016 - Wiley Online Library
Dothistroma needle blight (DNB) is one of the most important diseases of pine. Although its
notoriety stems from Southern Hemisphere epidemics in Pinus radiata plantations, the …

Population structure and reproductive mode of Dothistroma septosporum in the Brittany peninsula of France

MS Mullett, AV Brown, I Barnes - European Journal of Plant Pathology, 2015 - Springer
Dothistroma needle blight (DNB) is regarded as one of the most significant foliar diseases of
pine and has caused significant damage to pine plantations in France since the late 1990s …