| 31. | Severe symptoms of powdery mildew can cause stunting of wheat.
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| 32. | But don't blame your lilacs, phlox or roses for passing their powdery mildew along.
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| 33. | In South Africa, the most troublesome diseases are powdery mildew and soft brown scale.
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| 34. | The ascomycetes are a black knot, and the powdery mildews.
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| 35. | Powdery mildew attacks lettuce plants by robbing them of the nutrients within the leaf.
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| 36. | The fungus that causes powdery mildew is an exception, preferring high humidity without the water.
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| 37. | Powdery mildew of wheat thrives in cool, humid climates and proliferates in cloudy weather conditions.
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| 38. | Current organic agricultural practices still use a sulfur formulation as a treatment for powdery mildew.
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| 39. | They are prone to rot, powdery mildew and aphids.
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| 40. | Applications of sulfur are recommended as the primary way to control powdery mildew on lettuce.
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