Table 4: Mean number of B. brassicae per plot in 2012 before and 3, 7, 12 or 13 days after treatment (DAT).

Treatment Pre-treatment I Spray 3DAT I Spray 7DAT I Spray 13DAT II Spray 3DAT II Spray 7DAT II Spray 12DAT
Untreated 10.00±1.08 5.75±5.10ab* 8.75±2.35a 10.00±4.91 9.50±4.03 4.25±3.61 7.75±3.92
Acetamiprid 14.50±10.71 0.50±0.28b 0.75±0.75b 2.25±1.93 0 3.50±2.36 0
B. bassiana 9.00±1.87 19.50±5.89a 5.75±2.25ab 14.00±3.48 1.50±0.95 1.00±0.57 1.75±1.18
Tolfenpyrad 8.00±4.88 3.50±2.59b 4.75±1.79ab 5.00±2.79 4.00±3.36 0 7.75±4.32
Pyrifluquinazon 9.75±3.75 0b 1.50±0.86ab 2.25±0.75 1.00±1.00 7.25±5.99 0
NNI-1171 2.50±1.65 4.25±3.61ab 0.25±0.25b 2.50±1.32 1.75±1.43 12.25±10.34 0.75±0.75
Sulfoxaflor 1.5 9.75±5.10 0.75±0.47b 2.00±0.81ab 2.25±1.31 1.25±1.25 0 0
Sulfoxaflor 2.0 15.50±3.86 0.50±0.50b 2.25±2.25ab 3.25±3.25 2.75±1.60 0 0.50±0.28
P value 0.579 0.006 0.010 0.048 0.129 0.494 0.050

*Means followed by the same or no letter within each column are not significantly different using Tukey’s HSD.

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