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.

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