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Since 1988, viroids have been occasionally detected in samples of tomato (Lycopersicon esculentum) originating both in the Netherlands and other countries. Infected plants showed chlorosis, bronzing,(More)
Potato spindle tuber viroid (PSTVd) has been recently found in many solanaceous ornamental plant species. This study reports on the effectiveness of mechanical transmission between Brugmansia(More)
Recent identifications of Chrysanthemum stunt viroid (CSVd) and Potato spindle tuber viroid (PSTVd) in Solanum jasminoides (3,4) prompted the testing of this plant species for infections with other(More)