First finding of the Mycosphaerella dearnessii M.E.Barr in 2012

Publication Date

Wed, 22 Aug 2012, 00:00

Last Updated

Aug. 26, 2012, 9:01 a.m.

Report Number

LVA-05/2

Country

Latvia

Pest Id

Mycosphaerella dearnessii - (SCIRAC)

Report Status

Final

Hosts

Pinus pumila

Pest Status (old values from ISPM 8 -1998 )

• Present: under eradication

Pest Status (ISPM 8 - 2021)

• Present: not widely distributed and under official control

Geographical Distribution

Salaspils

Summary

The State Plant Protection Service (SPPS) of Latvia informs on the first finding of Mycosphaerella dearnessii M.E.Barr (synonym Scirrhia acicola (Dearn.) Siggers, anamorf Lecanosticta acicola (Thumen) H.Sydow) in Latvia (in Salaspils), in 2012.

The sample was taken from the single Pinus pumila tree during annual survey carried out by the inspector of SPPS on 27 June 2012 in Salaspils. The tree showed slight symptoms of needle blight. The testing was carried out by the National Phytosanitary Laboratory of Latvia; the morphological characteristics of the causal organism corresponded to Lecanosticta acicola, the anamorph of Mycosphaerella dearnessii.

The identity of the species Mycosphaerella dearnessii was confirmed by PCR-based methods in the ANSES Plant Health Laboratory, France. The final Test Report was received on 7 August 2012. The phytosanitary measures are applied in order to eradicate the disease. Additional phytosanitary measures are under development. Futher investigations to detect the source of infestation are carried out.

Danger

First finding in the Latvia.

Report files

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