Chestnut, Chinese
Symptom Cause  
Many holes in branches; limbs girdled sawdust at holes
Borers
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Holes in leaves
Caterpillars
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Young portions of foliage disappear, or young tips disappear, bark peeled off
Deer
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Fails to produce nuts
Late/Early Frost
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Bark of trunk and roots gnawed
Rodent Injury
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Cankers on limbs; twigs; trunk
Twig Canker (fungus)
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Wormy; deformed nuts
Weevils
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