Other Plant Disease — Finland
A new haplotype of ‘_Candidatus_ Liberibacter solanacearum’ [Lso; EPPO A1 quarantine list] (haplotype U) has been described from Finland. It was found in the psyllid, _Trioza urticae_, and its host plant, _Urticae dioica_ (stinging nettle; Urticaceae). This is the first report of Lso in a plant that belongs to neither Solanaceae nor Apiaceae. It is not known if this haplotype poses a risk to crops in Europe (Haapalainen et al. Phytopathology 2018; 108: 925-934. ).
An unknown haplotype of
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