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Impatiens Necrotic Spot: New Name, Same Threat J.W. Pscheidt, Extension Plant Pathology Specialist, OSU J. DeAngelis, Professor emeritus, College of Agriculture Administration, OSU Tomato spotted wilt virus (TSWV) is so named because it was initially desc ...
Virus Certification Program for Fruit and Ornamental Trees Dipak Poudyal, Plant Pathologist, Oregon Department of Agriculture Nurseries grow virus-free plants not just for the export market, but for the domestic market as well. Producing virus-free plants ...
Host and Disease Descriptions ...
Cultivar Susceptibility Tables ...
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Apple Cultivar Susceptibility Apple (Malus spp.) — Cultivar Susceptibility Apple Cultivar Scab Fire Blight Powdery Mildew Bloom Season* Bitter Pit Akane 2–3 3 3 M? Braeburn 3 3 4 M 3 Chehalis 1–2?? E? Cortland 4 3 4 M–L? Cripps Pink (Pink Lady) 4 4 3 E? E ...
Bean, Dry Cultivar Resistance to Bean Common Mosaic Bean, Dry (Phaseolus vulgaris) — Varietal Resistance to Bean Common Mosaic 1 Variety Type of Resistance* Variety Type of Resistance* Black Turtle Great Northern Black Magic I Alpine none Midnight I Harri ...
Blackberry Cultivar Susceptibility Blackberry (Rubus spp.) — Cultivar Susceptibility* Cultivar Septoria Leaf Spot Cane Leaf Rust Verticillium Wilt Calico Virus Crown & Cane Gall Purple Bloch Blackberry Rust Black Diamond 2 4??? 3? Boysenberry 4 2 4(?) ...
Cherry Cultivar Susceptibility Cherry (Prunus spp.) — Cultivar Susceptibility Cultivar Cherry Mottle Leaf Cherry Leaf Roll Little Cherry Virus 1&2 Necrotic Rusty Mottle Tomato Ringspot Virus Powdery Mildew X-Disease Attika (Kordia)????? S S Benton???? ...
Crabapple Cultivar Susceptibility Crabapple (Malus spp.) — Cultivar Susceptibility Cultivar Apple Scab Fire Blight Powdery Mildew Reference Adams M-H 1 H H A, B, C Bob White H M-H H A, B, E Centennial* H H? C, E Chestnut* M-H?? C Christmas Holly H H H A, ...
Hazelnut Cultivar Susceptibility Hazelnut (Corylus avellana) Cultivar Susceptibility Hazelnut Cultivar Bacterial Blight Eastern Filbert Blight Barcelona S-HS ++++ Butler? ++++ Casina (W4-6)? +++++ Clark? ++ Daviana I ++++++ Dorris S-HS — Du Chilly S +++++ ...