| Date of observation |
Observation |
| 26th March |
4 adult flies placed in jars |
| 27th |
No activity, 1 adult fly dead |
| 28th |
No activity, 2 adult fly dead |
| 29th |
No activity, 1 adult fly dead |
| 30th |
Eggs laid |
| 31st |
1st instar (2 mm) |
| 1st April |
2nd instar (7 mm) |
| 2nd |
2nd instar (13 mm) |
| 3rd |
3rd instar (17 mm) |
| 4th |
pupae |
|
