Table 1: Mean number of F. occidentalis per plot in 2011 before and 3, 7, and 11 days after treatment (DAT).
| Treatment |
Pre-treatment |
I Spray 3DAT |
I Spray 7DAT |
II Spray 3DAT |
II Spray 7DAT |
II Spray 11DAT |
III Spray 3DAT |
III Spray 7DAT |
| Untreated |
0.50±0.50 |
6.75±3.83 |
7.75±1.88 |
8.00±1.87a* |
17.25±3.59a |
6.50±1.04ab |
4.75±1.49ab |
7.00±1.68ab |
| Acetamiprid |
1.25±1.25 |
2.75±1.79 |
4.25±2.01 |
4.75±0.47ab |
15.25±3.75ab |
8.75±1.03a |
7.25±2.05a |
9.50±3.22a |
| Spinetoram |
1.75±0.75 |
1.75±0.62 |
4.00±0.91 |
3.00±1.47b |
5.75±1.03bc |
3.00±0.91b |
2.00±0.91b |
2.00±1.08bc |
| Methomyl |
1.25±0.62 |
1.25±0.25 |
2.50±0.86 |
2.50±0.86b |
4.00±1.22c |
3.25±0.85b |
2.00±0.70b |
0.75±0.25c |
| Tolfenpyrad |
0.00 |
1.00±0.57 |
3.75±0.62 |
3.50±1.19b |
6.00±1.08bc |
2.50±1.19b |
1.50±0.64b |
2.25±1.03bc |
| Tolfenpyrad+Methomyl |
1.25±0.47 |
1.25±0.62 |
3.25±0.75 |
3.50±0.50b |
3.75±1.10c |
3.50±0.64b |
2.00±0.70b |
1.00±0.40bc |
| P value |
0.537 |
0.228 |
0.061 |
0.005 |
0.002 |
0.001 |
0.012 |
0.001 |
*Means followed by the same or no letter within each column are not significantly different using Tukey’s HSD.