Table 4.
Mean ± SE developmental time (days) of immature stages of Ceratitis rosa R1 and Ceratitis rosa R2 from South Africa at different constant temperatures.
| Temperature (°C) | Egg | Larva | Pupa | Total days | ||||
|---|---|---|---|---|---|---|---|---|
| Ceratitis rosa R1 | Ceratitis rosa R2 | Ceratitis rosa R1 | Ceratitis rosa R2 | Ceratitis rosa R1 | Ceratitis rosa R2 | Ceratitis rosa R1 | Ceratitis rosa R2 | |
| 10 | - | - | - | - | - | - | - | - |
| 15 | 7.53 ± 0.10aA | 7.40 ± 0.06aA | 17.73 ± 0.19aB | 20.74 ± 0.40aA | 36.56 ± 0.28aA | 36.18 ± 0.29aA | 61.80 ± 0.24aA | 64.72 ± 0.45aB |
| 20 | 3.22 ± 0.00bA | 3.06 ± 0.00bA | 11.38 ± 0.12bB | 13.63 ± 0.36bA | 17.14 ± 0.36bA | 19.02 ± 0.87bA | 31.75 ± 0.43bA | 35.71 ± 1.06bB |
| 25 | 2.14 ± 0.01cA | 2.11 ± 0.03dA | 7.59 ± 0.11dB | 8.44 ± 0.12dA | 11.81 ± 0.22cA | 12.09 ± 0.24cA | 21.54 ± 0.20cA | 22.67 ± 0.23cB |
| 30 | 1.61 ± 0.00eA | 1.60 ± 0.02eA | 7.90 ± 0.03cB | 9.92 ± 0.61cA | 7.53 ± 0.02d | - | 17.04 ± 0.05d | - |
| 33 | 1.69 ± 0.01eB | 1.99 ± 0.08dA | 5.74 ± 0.06e | 6.73* | - | - | - | - |
| 35 | 1.88 ± 0.03dA | 2.36 ± 0.03cB | 6.32 ± 0.05f | 7.85 ± 0.00**d | - | - | - | - |
Means in the same column followed by the same lower case and in the same row followed by the same upper case letter are not significantly different by Student – Newman – Keul’s (SNK) test, P < 0.05.