![]() Image Number D360-1 |
Herb Aldwinckle, plant pathologist from Cornell University, observes a susceptible seedling of M. sieversii inoculated with the bacterium (Erwinia amylovora) that causes fire blight.
Photo by Peggy Greb.
![]() Image Number D360-1 |
Herb Aldwinckle, plant pathologist from Cornell University, observes a susceptible seedling of M. sieversii inoculated with the bacterium (Erwinia amylovora) that causes fire blight.
Photo by Peggy Greb.