Photo 1. Symptoms of cucurbit leaf spot, Cercospora citrullina, on squash, showing many small spots with grey centres.
Cercospora leaf spot
AUTHOR Grahame Jackson
Information from Gerlach WWP (1988) Plant diseases of Western Samoa. Samoan German Crop Protection Project, Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) Gmbh, Germany; and from Schwartz, Gent DF (2007) Cercospora leaf spot (cucumber, melon, pumpkin, squash, and zucchini). High Plains IPM Guide, a cooperative effort of the University of Wyoming, University of Nebraska, Colorado State University and Montana State University. (http://wiki.bugwood.org/uploads/CercosporaLeafSpot-Cucurbits.pdf). Photos 1&2 Gerald Holmes, Valent USA Corporation, Bugwood.org.
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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