Causal group
Bacterial ooze
Bored holes
Bored holes
Bushy appearance
Chewed portion
Chewed portion
Color change
Color change
Color change
Color change
Cracking
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Exudation of liquid
Galls
Galls
Bacterial ooze
Bored holes
Bored holes
Chewed portion
Chewed portion
Chewed portion
Color change
Color change
Color change
Cracking
Cracking
Exudation of liquid
Galls
Bored holes
Bored holes
Bushy appearance
Chewed portion
Chewed portion
Color change
Color change
Color change
Color change
Cracking
Exudation of liquid
Galls
