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Analysis of variance (ANOVA) of mancozeb tolerance in the 215 isolates of Alternaria alternata sampled from seven potato fields in China
| Source | df | SS | Mean SS | F value | p |
|---|---|---|---|---|---|
| Population | 6 | 1.47 | 0.246 | 39.84 | <.0001 |
| Concentration | 2 | 5.42 | 2.711 | 439.83 | <.0001 |
| Isolate | 211 | 22.79 | 0.108 | 17.53 | <.0001 |
| Concentration × Isolate | 429 | 3.66 | 0.009 | 1.38 | <.0001 |
| Error | 3957 | 24.39 | 0.006 |
