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2652009 Symptoms Tom Laurent |
0805069 Symptoms David J. Moorhead |
4215071 Symptoms John W. Schwandt |
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0805070 Symptoms David J. Moorhead |
1406134 Symptoms USDA Forest Service - North Central Research Station Archive |
0176072 Symptoms W.G. Ziller |
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0177061 Symptoms Forestry Canada, Ottawa Archive |
0177060 Symptoms Forestry Canada, Ottawa Archive |
5037064 Symptoms Joseph O'Brien |
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0177062 Symptoms Forestry Canada, Ottawa Archive |
5036062 Symptoms Joseph O'Brien |
5382384 Sign William M. Ciesla |
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5034070 Symptoms Joseph O'Brien |
5382383 Damage William M. Ciesla |
5382385 Damage William M. Ciesla |
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5382386 Damage William M. Ciesla |
1263078 Symptoms Forestry Canada, Ottawa Archive |
0656048 Symptoms W.G. Ziller |
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0656047 Symptoms W.G. Ziller |
5366976 Symptoms William Jacobi |
5366975 Symptoms William Jacobi |
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1473025 Tree(s) Rocky Mountain Research Station/Forest Pathology Archive |
1473019 Sign Rocky Mountain Research Station/Forest Pathology Archive |
1473061 Symptoms Rocky Mountain Research Station/Forest Pathology Archive |
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1473095 Sign Rocky Mountain Research Station/Forest Pathology Archive |
1241502 Symptoms Oscar Dooling |
0805068 Symptoms David J. Moorhead |
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