| C. parasitica fungal strains | |||||
| Hypovirus | Bockenhauer | Schomberg | Euro7ssv | JR10 | WR2 |
| Virulent | + | + | + | + | + |
| CHV1-Euro7 | + | + | + | + | + |
| CHV1-Ep713 | + | + | + | + | + |
| CHV3-County Line | + | + | + | + | + |