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Pathogen Inoculated Leaves Bonitated According to Disease Symptoms.
| Score | Symptoms |
| 1 | No symptom |
| 2 | Little brownish at point of inoculation |
| 3 | Dark-brown spot at point of inoculation |
| 4 | Necrotic spots spreading around the point of inoculation |
| 5 | Maceration |
| 6 | Sporulation |
| 7 | Leaf detachment |
