Table 3 The litter coverage, number of overwintering pupae, and pupal cases in each plot
Parameters | Loam area | Â | Gravel soil area | ||||
|---|---|---|---|---|---|---|---|
Plot 1 | Plot 2 | Plot 3 | Â | Plot 1 | Plot 2 | Plot 3 | |
Litter coverage (%) | 70 | 85 | 75 | Â | 40 | 35 | 55 |
Overwintering pupae | 3 | 3 | 4 | Â | 0 | 1 | 2 |
Pupal cases | 7 | 9 | 9 | Â | 4 | 3 | 5 |