| 1. | Apple scab is caused by the fungus " Venturia inaequalis ".
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| 2. | It is resistant to apple scab and susceptible to blossom frost.
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| 3. | Apples are prey to unsightly cedar-apple rust, borers, woolly apple aphids and apple scab.
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| 4. | Fifteen genes have been found in apple cultivars that confer resistance against apple scab.
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| 5. | Your backyard tree has apple scab, which the wet, cool weather has encouraged this summer.
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| 6. | Harvested from late October with sharp taste mostly recommended for cooking, Susceptible to apple scab
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| 7. | The apple became popular after 1900, when the first sprays for apple scab were developed.
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| 8. | It is very resistant to apple scab and have some resistance against the other common diseases.
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| 9. | Conventional orchards that spray fungicides against apple scab, treat soot blotch and flyspeck at the same time.
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| 10. | If unsprayed, the McIntosh succumbs easily to apple scab, which may lead to entire crops being unmarketable.
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