red rust disease spores injured custard apple leaf viet nam |
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| navigate by keyword : all alternate apple are atemoya autoecious background caused custard disease diseases fungal helianthi hosts injured its leaf leaflet leaves meaning musae nam produces puccinia red rust scope spore spores stages sunflower there uromyces viet |
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| Red rust, caused by Puccinia helianthi, is an autoecious rust meaning it produces all its spore stages on sunflower; there are no alternate hosts. |
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