| Differential | Pathotype | ||||||
| Frederiksen and Reyes (1980) | Prom et al. (2011) | ||||||
| P1* | P2* | P3* | P4 | P4A | P5 | P6 | |
| Tx7078 | S | S | S | S | S | S | R |
| SA 281 (Early Hageri) | R | S | S | R | S | R | R |
| Tx414 (SC414) | R | R | S | S | R | R | S |
| SC170-6-17 (TAM2571) | R | R | R | S | S | S | S |
| BTx643 (Universal susceptible) | S | S | S | S | S | S | S |
| BTx635 (Universal resistant) | R | R | R | R | R | R | R |