Diagnosing Strawberry Root and Crown Diseases - Santa Barbara ...

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Phytophthora Crown and Root Rot • ELISA gets you easily to Phytophthora spp. • CDFA regulates P. fragariae in Nursery Code – nurseries must be free-from Red Stele • Very difficult to isolate Phytophthora from mushy rotted tissues • Working on PCR test for P. fragariae but needs to be reviewed and accepted by stakeholders
Verticillium Wilt • Verticillium dahliae non host-specific and infects many weed species and crops • Symptoms also nonspecific with stunting, wilting and browning of leaves and crowns
Page 1 and 2: Diagnosing Strawberry Root and Crow
Page 3 and 4: Soil Borne Pathogens • Microscopy
Page 5 and 6: Soil Borne Pathogens- Culturing •
Page 7 and 8: Soil Borne Pathogens- Culturing •
Page 9 and 10: Soil Borne Pathogens - other method
Page 11 and 12: Most Common Strawberry Root and Cro
Page 13 and 14: Anthracnose Crown and Root Rot •
Page 15 and 16: Cylindrocarpon Black Root Rot • C
Page 17 and 18: Fusarium oxysporum • Easy to isol
Page 19 and 20: Charcoal Rot - Macrophomina phaseol
Page 21: Phytophthora Crown and Root Rot •
Page 25 and 26: Testing soil pre-plant for Verticil
Page 27 and 28: Strawberry Nematodes: Soil-borne en

Diagnosing Strawberry Root and Crown Diseases - Santa Barbara ...

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