Grapevine Trunk Diseases Department of Plant ... - Lodi Wine

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Grapevine Trunk Diseases Department of Plant Pathology, UC Davis Control • Eutypa and Botryosphaeria can not be chemically eradicated • Recomendations – Eliminate and burn pruning wood debris – Double pruning – Late pruning (February - March) (Weber, Trouillas & Gubler, In Press) • Chemical treatment of the pruning wounds (Rolshausen & Gubler, 2005) – 1% Topsin M (Benzomidazole) (Tree wound dressing) – 5 % Boric Acid in polyvinyl paste – Trichoderma (Vinevax)
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“Grapevine Trunk Diseases in Cali
Page 3 and 4: Petri disease Department of Plant P
Page 5 and 6: • Petri Disease vascular symptoms
Page 7 and 8: Petri disease Grouped pycnidia Depa
Page 9 and 10: Esca ● Esca, Black Measles Extern
Page 11 and 12: Esca ● Esca, Black Measles Extern
Page 15 and 16: Esca ● Causal organisms - Phaeomo
Page 17 and 18: Esca Department of Plant Pathology,
Page 19 and 20: Disease cycle of Esca (black measle
Page 21 and 22: Eutypa dieback Vascular symptoms De
Page 23 and 24: Eutypa dieback Department of Plant
Page 29 and 30: W. D. Gubler, Department of Plant P
Page 31 and 32: L. theobromae D. corticola D. seria
Page 33 and 34: Botryosphaeria Canker Department of
Page 35 and 36: BOTRYOSPHAERIA PYCNIDIA FOUND IN CA
Page 39 and 40: B. australis B. viticola B. B. aust
Page 43 and 44: Virulence of Botryosphaeria spp. -
Page 45 and 46: Green Tissue Pathogenicity Assay -
Page 47 and 48: Reassignment of Botryosphaeria spec
Page 51 and 52: Canes Collected In March 1000 canes
Page 53: Movement of fungus into wood
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Grapevine Trunk Diseases Department of Plant ... - Lodi Wine

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