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Warning: The information in this archived item was not confirmed with the appropriate National Plant Protection Organization and is provided solely for informational purposes. Please use this information with caution.

Subject: First report of Hop stunt viroid in Canada
Date posted: October 07, 2004
Source: Plant Disease Notes
Hop stunt viroid(HSVd) was detected on symptomless apricot (Prunus armeniaca) samples in Ontario, Canada. Global distribution of HSVd is wide however this is the first report for Canada. The viroid is mechanically transmitted and has a broad host range including other Prunus species, citrus, cucumber and grapevine. The origin and route of entry into Canada are unknown.

For the full story see: Michelutti, R., M. Al Rwahnih, H. Torres, G. Gomez, M. Luffman, A. Myrta, and V. Pallas. 2004. First record of Hop stunt viroid in Canada. Plant Dis. 88: 1162. Published online as d-2004-0806-01N, 2004.

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