Table 3.
Mean laboratory and field proportional survival (% ± SE) of Bemisia tabaci populations in squash experiments and associated bioassays under controlled conditions (25 ± 2 °C, 60 ± 5% RH, 24 h L:D), Tifton, GA, 2021–2022.
| Treatment | 24 h Laboratory Bioassay (%) | 24 h Field Trial (%) | ||
|---|---|---|---|---|
| 2021 | Squash #1 | Squash #2 | Squash #1 | Squash #2 |
| Check | 89.32 ± 2.60 a 1 | 87.79 ± 7.41 a | 42.76 ± 4.53 a | 37.39 ± 4.84 a |
| Pyriproxyfen | 56.64 ± 8.05 b | 54.58 ± 10.19 b | 18.41 ± 2.40 bcd | 28.84 ± 5.27 ab |
| Clothianidin | 32.96 ± 4.35 bcd | 43.93 ± 4.01 bc | 24.53 ± 3.86 b | 39.13 ± 4.71 a |
| Spiromesifen | 39.45 ± 9.49 bc | 29.58 ± 8.24 bcd | 21.35 ± 3.42 bc | 30.65 ± 6.73 ab |
| Flonicamid | 19.10 ± 6.90 cde | 26.33 ± 4.67 bcd | 26.65 ± 2.35 b | 18.90 ± 2.53 bc |
| Acetamiprid | 15.51 ± 4.10 cde | 24.20 ± 5.81 cd | 11.71 ± 1.02 cde | 14.35 ± 4.65 bc |
| Sulfoxaflor | 17.29 ± 3.50 cde | 22.14 ± 9.82 cd | 19.06 ± 1.67 bcd | 30.32 ± 4.63 ab |
| Imidacloprid | 16.29 ± 4.84 cde | 11.42 ± 3.57 d | 20.88 ± 2.13 bc | 21.68 ± 2.82 abc |
| Flupyradifurone | 11.40 ± 5.56 de | 8.59 ± 4.19 d | 5.41 ± 0.58 e | 8.45 ± 1.47 c |
| Cyantraniliprole | 7.39 ± 3.52 e | 9.52 ± 4.21 d | 12.53 ± 0.97 cde | 18.65 ± 1.86 bc |
| Dinotefuran | 7.83 ± 2.28 e | 2.65 ± 1.42 d | 9.29 ± 0.90 ed | 6.10 ± 1.01 c |
| 2022 | Squash #3 | Squash #4 | Squash #3 | Squash #4 |
| Check | 84.54 ± 4.37 a | 76.45 ± 6.34 a | 66.22 ± 4.25 a | 51.76 ± 4.64 a |
| Pyriproxyfen | 50.06 ± 8.71 b | 31.73 ± 6.61 bcd | 51.33 ± 3.60 abc | 41.91 ± 4.16 ab |
| Clothianidin | 36.23 ± 8.40 bc | 54.73 ± 11.40 ab | 62.11 ± 4.65 ab | 51.03 ± 5.71 a |
| Spiromesifen | 49.73 ± 12.97 b | 50.89 ± 9.79 abc | 51.22 ± 4.50 abc | 36.32 ± 4.87 abc |
| Flonicamid | 40.20 ± 8.80 bc | 55.24 ± 9.76 ab | 44.44 ± 4.04 bcd | 36.03 ± 4.45 abc |
| Acetamiprid | 23.03 ± 1.79 bc | 11.82 ± 3.06 d | 49.56 ± 3.89 abc | 28.53 ± 2.59 bc |
| Sulfoxaflor | 32.18 ± 5.79 bc | 20.42 ± 4.57 cd | 52.00 ± 4.75 abc | 49.85 ± 4.95 a |
| Imidacloprid | 33.36 ± 7.06 bc | 29.16 ± 6.49 bcd | 39.00 ± 3.26 cd | 49.71 ± 4.14 a |
| Flupyradifurone | 20.08 ± 2.99 bc | 10.95 ± 3.54 d | 28.44 ± 2.25 d | 22.35 ± 2.09 c |
| Cyantraniliprole | 15.25 ± 4.11 c | 20.34 ± 5.62 cd | 30.67 ± 3.81 d | 28.09 ± 3.11 bc |
| Dinotefuran | 18.85 ± 4.83 c | 14.79 ± 5.49 d | 30.56 ± 2.28 d | 26.76 ± 2.31 bc |
1 Means followed by the same letter within each column are not significantly different (p > 0.05, Tukey’s test).