Diplodia blight
Sphaeropsis sapinea (Fr.) Dyko & B. Sutton

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    Sign (1)
    Symptoms (1)

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    Joseph O'Brien (1)
    USDA Forest Service - Forest Health Protection - St. Paul Archive (1)

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5029017
5029017
Sign
USDA Forest Service - Forest Health Protection - St. Paul Archive

5041072
5041072
Symptoms
Joseph O'Brien