Table 4.
Proposed models obtained from Minitab software for tested pesticides in soil at different time intervals.
| Model no. | Time (day) | Models of insecticide residues in soil Residue of insecticide (%) = |
S | R2 |
|---|---|---|---|---|
| 1 | 0 | 92.81 − 3.973 Pesticide − 2.376 Soil type − 0.065 Sterilization − 1.924 Temperature | 3.01 | 0.81 |
| 2 | 4 | 89.35 + 2.20 Pesticide − 2.20 Soil type − 0.76 Sterilization + 0.74 Temperature | 4.80 | 0.48 |
| 3 | 12 | 70.19 + 10.58 Pesticide − 6.87 Soil type − 1.16 Sterilization − 2.85 Temperature | 7.92 | 0.80 |
| 4 | 25 | 25.26 − 18.76 Pesticide − 1.67 Soil type + 1.05 Sterilization − 4.03 Temperature | 5.39 | 0.95 |
| 5 | 45 | 15.466 − 11.793 Pesticide − 1.579 Soil type + 0.566 Sterilization − 3.120 Temperature | 3.80 | 0.94 |
| 6 | 60 | 7.007 − 5.801 Pesticide − 1.764 Soil type + 0.097 Sterilization − 2.302 Temperature | 2.96 | 0.88 |