TABLE 2.
Description of the plant-pathogen interactions
| Poplar clone |
M. medusae
|
M. larici-populina
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. of uredinial pustulesa | No. of necrotic lesionsa | Latency period (days) | Generation time (h)b | Increase in DNA mass (fold)c | No. of uredinial pustulesa | No. of necrotic lesionsa | Latency period (days) | Generation time (h)b | Increase in DNA mass (fold)c | |
| Jackii | 51 ± 10 | 0 | 3 | 8.0 | 2,728 | 88 ± 5 | 0 | 1 | 10.1 | 2,408 |
| NM6 | 6 ± 4 | 26 ± 5 | 4 | NDd | 28 | 79 ± 6 | 0 | 2 | 10.8 | 3,068 |
| 717 | 0 | 0 | >14 | ND | 0.45 | 0 | 0 | >14 | ND | 0.05 |
| CH-11 | 0 | 0 | >14 | ND | 0.24 | 35 ± 5 | 0 | 3 | 10.7 | 1,530 |
a
Counts were determined 10 days postinoculation (n = 16).
b
Pathogen generation times were determined only for susceptible clones in the exponential growth phase.
c
Measured after 14 days of growth.
d
ND, not determined.