Table 4. The recovery rates (%) with different larval concentrations in five batches of soil aliquots.
N | Mean (SD*) | Recovery rate (%) |
---|---|---|
Larvae added to the soil | Recovered larvae | |
70 | 40 (13.7) | 57.1 |
140 | 125 (0) | 89.3 |
280 | 255 (11.2) | 91.1 |
700 | 650 (30.6) | 92.9 |
*SD: standard deviation