Table 2.
Timing of leaf collection and spray program applied to cv. Penny cherry experimental orchard trees and the dates the leaf samples were collected for the laboratory D. suzukii adult mortality bioassays. Leaves were sampled from all plots just before the next spray was applied. * Always applied on the weekly program, but only every two weeks in the fortnightly program (NA = not applicable). Leaf sampling continued 4 weeks after the final spray was applied (31 July).
| Weekly | Fortnightly | Leaves Collected and then Sprays Applied to Trees * | D. suzukii Exposed to Sprayed Leaves (Bioassay Set-Up) |
|---|---|---|---|
| Tracer | Tracer | 9 June | 14 June |
| Hallmark | NA | 16 June | 20 June |
| Exirel | Exirel | 23 June | 27 June |
| Gazelle | NA | 30 June | 4 July |
| Tracer | Tracer | 7 July | 11 July |
| Hallmark | NA | 14 July | 18 July |
| Exirel | Exirel | 21 July | 24 July |
| Pyrethrin | NA | 31 July | 1 August |
| NA | NA | NA | 9 August |
| NA | NA | NA | 15 August |
| NA | NA | NA | 22 August |
| NA | NA | NA | 28 August |