Table 4.
Mean laboratory and field proportional survival (% ± SE) of Bemisia tabaci populations in cucumber 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 | Cucumber #1 | Cucumber #2 | Cucumber #1 | Cucumber #2 |
| Check | 75.45 ± 8.81 a 1 | 68.66 ± 2.81 a | 60.44 ± 3.73 a | 50.97 ± 4.43 a |
| Pyriproxyfen | 21.69 ± 4.26 b | 49.67 ± 3.75 b | 61.76 ± 3.74 a | 41.61 ± 4.37 abc |
| Clothianidin | 24.47 ± 4.59 b | 41.20 ± 6.97 b | 39.71 ± 3.86 bc | 44.84 ± 3.98 ab |
| Spiromesifen | 21.03 ± 3.47 b | 16.45 ± 4.87 c | 34.85 ± 3.32 bcd | 40.81 ± 4.01 abcd |
| Flonicamid | 18.55 ± 5.13 b | 22.27 ± 4.96 bc | 45.29 ± 4.21 ab | 40.81 ± 4.61 abcd |
| Acetamiprid | 14.26 ± 3.58 b | 11.23 ± 0.80 d | 35.15 ± 4.35 bcd | 45.32 ± 3.76 ab |
| Sulfoxaflor | 12.68 ± 3.90 b | 19.37 ± 5.10 c | 43.24 ± 4.76 b | 40.32 ± 3.73 abcd |
| Imidacloprid | 15.44 ± 4.08 b | 4.04 ± 1.19 d | 32.79 ± 2.91 bcd | 32.42 ± 3.91 bcde |
| Flupyradifurone | 11.67 ± 1.83 b | 1.93 ± 2.22 d | 31.91 ± 3.08 bcd | 24.03 ± 2.23 de |
| Cyantraniliprole | 9.66 ± 2.45 b | 4.56 ± 2.22 d | 24.26 ± 2.99 cd | 21.77 ± 2.16 e |
| Dinotefuran | 16.09 ± 3.47 b | 1.95 ± 1.66 d | 19.12 ± 2.04 d | 26.45 ± 2.66 cde |
| 2022 | Cucumber #3 | Cucumber #4 | Cucumber #3 | Cucumber #4 |
| Check | 83.09 ± 5.37 a | 73.07 ± 8.24 a | 31.20 ± 2.70 a | 52.63 ± 3.07 a |
| Pyriproxyfen | 42.16 ± 9.08 bc | 50.12 ± 7.89 ab | 25.06 ± 3.21 ab | 41.88 ± 3.21 abc |
| Clothianidin | 46.94 ± 8.14 b | 56.83 ± 11.72 ab | 30.76 ± 4.24 ab | 49.25 ± 2.89 a |
| Spiromesifen | 30.40 ± 8.37 bcde | 58.60 ± 7.64 a | 28.29 ± 3.23 ab | 50.50 ± 3.73 a |
| Flonicamid | 34.89 ± 6.17 bcd | 43.28 ± 12.99 abc | 26.58 ± 3.15 ab | 49.88 ± 4.05 a |
| Acetamiprid | 26.52 ± 5.70 bcde | 20.98 ± 4.70 bcd | 24.30 ± 2.28 ab | 32.75 ± 2.90 bcd |
| Sulfoxaflor | 34.16 ± 9.67 bcde | 12.76 ± 3.51 cd | 23.73 ± 3.93 ab | 43.13 ± 3.91 ab |
| Imidacloprid | 23.01 ± 5.58 bcde | 40.45 ± 7.06 abcd | 28.10 ± 5.80 ab | 46.50 ± 3.18 ab |
| Flupyradifurone | 4.81 ± 1.60 e | 6.50 ± 2.35 d | 15.76 ± 1.90 ab | 27.88 ± 2.25 cd |
| Cyantraniliprole | 15.82 ± 3.45 cde | 5.08 ± 1.82 d | 15.57 ± 2.02 b | 38.38 ± 3.49 abcd |
| Dinotefuran | 8.05 ± 2.17 de | 6.66 ± 1.84 d | 19.43 ± 2.07 ab | 26.63 ± 2.22 d |
1 Means followed by the same letter within each column are not significantly different (p > 0.05, Tukey’s test).