Table 4.
Analysis on interspecific association between any two dominant species of chigger mites on Chevrieri's field mice (Apodemus chevrieri) in southwest China (2001–2019).
| Leptotrombidium densipunctatum | Leptotrombidium cricethrionis | ||||||
|---|---|---|---|---|---|---|---|
| + | – | total | + | – | total | ||
| Leptotrombidium scutellare | + | 15 (a) | 146 (b) | 161 (a + b) | 63 (a) | 104 (b) | 167 (a + b) |
| – | 93 (c) | 1727 (d) | 1820 (c + d) | 64 (c) | 1756 (d) | 1820 (c + d) | |
| Total | 108 (a + c) | 1873 (b + d) | 1981 (n) | 127 (a + c) | 1860 (b + d) | 1987 (n) | |
| Association coefficient | V = 0.05 | V = 0.39 | |||||
| Chi-square | χ2 = 11.203 | χ2 = 6.109 | |||||
| Significance | <0.05 | <0.05 | |||||