Some properties of a virus causing mosaic symptom of amaryllis
1985
Pattana Srifah | Thira Sutabutra (Kasetsart Univ., Bangkok (Thailand). Faculty of Agriculture. Dept. of Plant Pathology)
The virus causing mosaic symptom on amaryllis resembles Hippeastrum mosaic virus. The virus is mechanically transmissible to few species of Amaryllidaceae, Chenopodiaceae and Solanaceae. The virus has a dilution end point of between 1:1,000-1:10,000, and thermal inactivation point of between 55-60 deg C and longevity in vitro between 1-2 days. It is a flexuous rod virus of 600-750 mm in length. Ultrathin sections of infected leaves reveal pinwheel inclusions. This virus belongs to the potyvirus group
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