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Septoria Leaf Spot of Tomato

May 2012

By Tom Zitter
Professor of Plant Pathology
Cornell University

Watch Presentation (11 min 8 sec)

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This presentation will help consultants, growers, homeowners, practitioners and allied industries in all regions that grow tomatoes to understand this common foliar disease of tomato, Septoria leaf spot (SLS). The presentation shows representative color photos of all aspects of the disease, explains the cause and disease cycle, defines the factors leading to disease, and presents both cultural and chemical management practices. Development of genetic resistance for SLS is detailed and factors to consider for the deployment of this resistance are discussed.

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