Other Plant Disease — Worldwide/Unknown
The NPPO [National Plant Protection Organisation] of Italy recently informed EPPO about the detection GPGV in a commercial vineyard located in the province of Piacenza, region of Emilia-Romagna.
The grower had reported poor vegetation and [severe] production reduction in the affected vineyard. Disease symptoms were observed on 10-20 year-old grapevine plants (_Vitis vinifera_ cvs. ‘Pinot noir, ‘Pinot gris’, ‘Chardonnay’, and ‘Sauvignon’) but not on young plants. The disease was observed on
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