| Rank | Influence factor | Value of deep influence/% |
| 1 | Mechanical failure | 69.1 |
| 2 | Weather mutation | 69.1 |
| 3 | Parts supply delay | 54.5 |
| 4 | Pests & diseases | 52.7 |
| 5 | Operation duration change | 49.1 |
| 6 | Operation skill defects | 49.1 |
| 7 | Soil environment incompatibility | 49.1 |
| 8 | Operation location change | 45.5 |
| 9 | Operation order cancellation | 43.6 |
| 10 | Driver illness | 43.6 |