Table 7. Spray drift deposition estimations with 95% confidence intervals (CI 95%) as influenced by downwind distance and nozzle type (pooled herbicides) using a log-logistic non-linear regression model in the spray particle drift study.
| Nozzlea | Distance | Spray depositionb | CI 95% |
|---|---|---|---|
| m | _________________________ % _________________________ | ||
| TP95015EVS | 1.0 | 32.3 | (31.1–33.5) |
| 1.5 | 22.8 | (22.1–23.5) | |
| 2.0 | 17.4 | (16.8–18.0) | |
| 2.5 | 13.9 | (13.3–14.5) | |
| 3.0 | 11.5 | (10.9–12.1) | |
| 4.0 | 8.5 | (7.9–9.1) | |
| 5.0 | 6.7 | (6.1–7.2) | |
| 7.0 | 4.6 | (4.1–5.1) | |
| 12.0 | 2.5 | (2.1–2.8) | |
| AI95015EVS | 1.0 | 11.4 | (10.1–12.8) |
| 1.5 | 6.8 | (6.1–7.5) | |
| 2.0 | 4.7 | (4.0–5.3) | |
| 2.5 | 3.4 | (2.8–4.1) | |
| 3.0 | 2.7 | (2.1–3.3) | |
| 4.0 | 1.8 | (1.3–2.4) | |
| 5.0 | 1.3 | (0.9–1.8) | |
| 7.0 | 0.8 | (0.5–1.2) | |
| 12.0 | 0.4 | (0.2–0.6) | |
aTeeJet Technologies, Spraying Systems Co., Glendale Heights, IL.
bSpray drift deposition (%) in relation to the applied rate of 140.3 L ha-1.