Pacific Pests, Pathogens & Weeds - Fact SheetsBreadfruit leaf blotch (323)
Pacific Pests, Pathogens & Weeds - Fact SheetsBreadfruit leaf blotch (323)
Common Name
Breadfruit leaf blotch
Scientific Name
Pseudocercospora artocarpicola
Distribution
Widespread. South and Southeast Asia, Oceania. Recorded from Cook Islands, Fiji (Rotuma island), Niue, Papua New Guinea, Samoa, Tonga, and Vanuatu.
Hosts
Breadfruit
Symptoms & Life Cycle
Leaf spots absent; dingy dark-brown to blackish sooty mould growth on lower surface of leaf (Photo 1). The spores are spread in the wind.
Impact
A minor disease of little economic impact on breadfruit.
Detection & inspection
Look for the sooty mould growth on the underside of the leaves.
Management
There is no treatment suggested for this disease as it is of little or no economic importance.
AUTHORS Grahame Jackson & Eric McKenzie
Photo 1 (taken by Eric McKenzie), and used in this fact sheet, appeared previously in McKenzie E (2013) Pseudocercospora artocarpicola PaDIL - https://www.padil.gov.au.
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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