Photo 1. Light brown irregular spots of Septoria lactucae between the veins are the first signs of lettuce leaf spot.
Lettuce leaf spot and blight; Septoria spot, Septoria leaf spot
AUTHOR Grahame Jackson
Information (and Photo 3) from Gerlach WWP (1988) Plant diseases of Western Samoa. Samoan German Crop Protection Project, Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) Gmbh, Germany; and information (and Photos 1&2) from Diseases of vegetable crops in Australia (2010). Editors, Denis Persley, Tony Cooke, Susan House. CSIRO Publishing.
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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