| annosum root disease |
Heterobasidion annosum |
1 |
| bacterial leaf spot |
Pseudomonas syringae |
1 |
| bacterial wetwood |
Enterobacter nimipressuralis |
1 |
| carbon balls |
Daldinia concentrica |
1 |
| Ceratocystis canker - stain of sycamore |
Ceratocystis fimbriata f.sp. platani |
2 |
| Cryptosphaeria canker |
Cryptosphaeria ligniota |
1 |
| hail |
|
2 |
| leaf curl |
Taphrina communis |
2 |
| Melampsora rusts |
Melampsora spp. |
2 |
| pesticides |
|
1 |
| Phellinus heartrots |
Phellinus spp. |
1 |
| powdery mildew |
Sphaerotheca phytoptophila |
3 |
| shepherd's crook leaf and shoot blight |
Venturia tremulae |
1 |
| sooty mold |
|
1 |
| sunscald |
|
2 |
| tar spot |
Rhytisma salicinum |
1 |
| Thyronectria canker |
Thyronectria austroamericana |
1 |
| trunk rot |
Peniophora rufa |
1 |
| white heartwood rot |
Phellinus tremulae |
1 |
| wood decay and heart rots of hardwoods |
Fomes spp. |
2 |