Table 1 Average values of eggs, puparia and adult progeny obtained from field-collected (WF), F1 and F2 females of Phortica oldenbergi, Phortica semivirgo and Phortica variegata according to feeding medium (Chestnut, Standard)
Species | Medium | Parental generation | F1 generation | F2 generation | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Wild females | Eggs/WF | Puparia/WF | Adults/WF | F1 females | Eggs/F1 | Puparia/F1 | Adults/F1 | F2 females | Eggs/F2 | Puparia/F2 | Adults/F2 | ||
Phortica oldenbergi | Chestnut | 4 | 48.2 (min: 1, max: 41, SD: 8.7) | 33.8 (min: 1, max: 19, SD: 4.9) | 13.5 (min: 1, max: 79, SD: 13.2) | 61 | 1.4 (min: 1, max: 30, SD: 3.2) | 0.3 (min: 2, max: 6, SD: 0.7) | 0.1 (min: 3, max: 13, SD: 2.4) | 13 | 0 | 0 | 0 |
Standard | 67 | 33.0 (min: 1, max: 69, SD: 10.8) | 8.2 (min: 1, max: 19, SD: 3.2) | 2.9 (min: 1, max: 31, SD: 4.1) | 189 | 5.9 (min: 1, max: 42, SD: 5.8) | 0.7 (min: 1, max: 9, SD: 1.2) | 0.3 (min: 1, max: 25, SD: 2.1) | 43 | 3.2 (min: 1, max: 18, SD: 3.2) | 0.2 (min: 1, max: 2, SD: 0.3) | 0.1 (min: 1, max: 2, SD: 0.7) | |
Phortica semivirgo | Standard | 3 | 63.7 (min: 1, max: 19, SD: 6.7) | 27.3 (min: 1, max: 12, SD: 2.9) | 7.0 (min: 4, max: 23, SD: 4.6) | 21 | 10.8 (min: 1, max: 33, SD: 4.9) | 0 | 0 | 0 | 0 | 0 | 0 |
Phortica variegata | Chestnut | 6 | 11.9 (min: 1, max: 12, SD: 3.2) | 9.2 (min: 1, max: 5, SD: 2.1) | 4.5 (min: 1, max: 17, SD: 4.3) | 19 | 1.8 (min: 1, max: 15, SD: 2.2) | 0 | 0 | 0 | 0 | 0 | 0 |
Standard | 50 | 23.8 (min: 1, max: 44, SD: 5.6) | 6.8 (min: 1, max: 11, SD: 1.8) | 1.8 (min: 1, max: 29, SD: 2.6) | 85 | 1.3 (min: 1, max: 10, SD: 1.3) | 0.01 (min–max: 1, SD: 0.06) | 0.01 (min–max: 1, SD: 0.05) | 1 | 0 | 0 | 0 | |