|
Table 3. Combined data from all sites (on a per country basis) for incidence of female parasitic nematode, ectophoretic nematode dauerlarvae and ectophoretic mites | |||||||
| Country of origin | |||||||
|---|---|---|---|---|---|---|---|
| PNG 2000 | PNG 2001 | PNG (combined) | Sumatra | Ghana | Costa Rica | ||
| Total number of weevils disected | 500 | 450 | 950 | 100 | 450 | 600 | |
| Number of weevil with parasitic nematodes | 53 | 28 | 81 | 6 | 1 | 0 | |
| % infected with parasitic nematode | 10.6 | 6.2 | 8.5 | 6.0 | 0.2 | 0.0 | |
| Total female parasitic nematodes | 190 | 161 | 350 | 11 | 1 | 0 | |
| Mean parasitic females/infecte weevil | 3.58 | 5.75 | 4.32 | 1.83 | 1.0 | 0.0 | |
| Mean parasitic female/weevil | 0.38 | 0.36 | 0.37 | 0.11 | 0.002 | 0.0 | |
| Number of weevils with dauerlarvae | 1 | 3 | 4 | 15 | 76 | 76 | |
| % with dauerlarvae | 0.20 | 0.67 | 0.42 | 15.0 | 16.9 | 12.7 | |
| Number of weevils with ectophoretic mites | 0 | 0 | 0 | 0 | 90 | 0 | |
| % with ectophoretic mites | 0 | 0 | 0 | 0 | 20.0 | 0 | |