Pacific Pests, Pathogens & Weeds - Mini Fact Sheet EditionCoconut foliar decay (231)
Pacific Pests, Pathogens & Weeds - Mini Fact Sheet EditionCoconut foliar decay (231)
Summary
- Narrow distribution. In Vanuatu only. On coconut. An important disease only on introduced varieties.
- Leaves in the mid-section of crown turn yellow, break and hang down; the rest remain green. As younger leaves age they too turn yellow, trunks taper and the palm dies. Some varieties recover, e.g., Rennell Tall.
- Spread by a planthopper that lives on wild Hibiscus.
- Biosecurity: follow international guidelines for the trasfer of coconuts.
- Cultural control: resistant varieties: Vanuatu tall and Vanuatu dwarf varieties and hybrids between them are resistant.
- Chemical control: none recommended.
Common Name
New Hebrides coconut disease. It has also been known as foliar decay Mindus taffini. The name "Mindus taffini" belongs to the planthopper insect that transmits the disease.
Scientific Name
Coconut foliar decay nanavirus. The abbreviation is CFDV.
AUTHOR Grahame Jackson
Photo 2 John Randles, Waite Agricultural Research Institute, Glen Osmond, South Australia.
Produced with support from the Australian Centre for International Agricultural Research under project PC/2010/090: Strengthening integrated crop management research in the Pacific Islands in support of sustainable intensification of high-value crop production, implemented by the University of Queensland and the Secretariat of the Pacific Community.
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