Table 6.

Overall infestation of Chevrieri's field mice (Apodemus chevrieri) with chigger mites in different latitude gradients and altitude gradients in southwest China (2001–2019).

Different latitude gradients and altitude gradients	Number of captured mice	Infested mice	Individuals of chigger mites		Overall infestations of chigger mites on the mice
			Individuals	Cr(%)	PM (%)	MA	MI
latitude <24°N	2	1	19	0.15	0.05	0.01	19.00
latitude 24–26°N	770	337	6740	53.85	17.01	3.40	20.00
latitude 26–28°N	1101	205	2626	20.98	10.35	1.33	12.81
latitude >28°N	108	90	3131	25.02	4.54	1.58	34.79
Total	1981	633	12516	100.00	31.95	6.32	19.77
altitude <1000M	3	1	19	0.15	0.33	6.33	19.00
altitude 1000–2000M	604	145	3662	29.26	24.01	6.06	25.26
altitude 2000–3000M	1117	413	8014	64.03	36.97	7.17	19.40
altitude >3000M	257	74	821	6.56	28.79	3.19	11.09
Total	1981	633	12516	100.00	31.95	6.32	19.77