EPPO Global Database

Phytophthora ramorum(PHYTRA)

Distribution details in Japan

Situation
Current pest situation evaluated by EPPO on the basis of information dated 2021: Present, no details
First recorded in: 2018
From CABI Disease map 978 (2022): Present, no details
Comments
Sakoda et al. (2017): intercepted in February 2015, on symptomatic rhododendrons (cv. 'ʻLoch Lomondʼ) imported from Scotland (United Kingdom).

EPPO Reporting Service (2021/049) : isolated from forests in Shikoku and Kyushun considered as native there.
References
* Jung T, Horta Jung M, Webber JF, Kageyama K, Hieno A, Masuya H, Uematsu S, Pérez-Sierra A, Harris AR, Forster J, Rees H, Scanu B, Patra S, Kudláček T, Janoušek J, Corcobado T, Milenković I, Nagy Z, Csorba I, Bakonyi J, Brasier CM (2021)The destructive tree pathogen Phytophthora ramorum originates from the laurosilva forests of East Asia. Journal of Fungi 7(3):226. https://doi.org/10.3390/jof7030226
------- isolated from forests in Shikoku and Kyushu.

* Sakoda T, Goto H, Kanno T, Hiyama T, Hirakawa T, Nakanishi Y, Hirata T (2017) Ramorum blight of Rhododendron sp. caused by Phytophthora ramorum intercepted in plant quarantine inspection in Japan. Research Bulletin of the Plant Protection Service Japan 53, 75-81.