Table 2.

Average estimated daily intake of THg and MeHg through all main routes for adults (60 kg bw) in the rural population of different areas of Guizhou.

		THg daily intake (μg/day)				MeHg daily intake (μg/day)
Medium	Intake rate	WS	QZ	WN	LG	WS	QZ	WN	LG
Air	20 m3/day	1.9	0.15	0.15	0.056	a	a	a	a
Water	2 L/day	0.10	0.038	0.026	0.0030	0.00013	0.00044	0.00026	0.000094
Rice	600 g/day	49	3.3	1.4	1.9	5.6	1.3	0.96	1.3
Corn	60 g/day	0.11	0.11	0.043	0.035	0.015	0.013	0.0090	0.0078
Vegetable	368 g/day	47	1.5	0.92	0.92	0.036	0.012	0.0085	0.0085
Meat	79.3 g/day	17	1.4	1.4	1.4	0.067	0.021	0.021	0.021
Fish	1.2 g/day	0.35	0.054	0.054	0.054	0.073	0.017	0.017	0.017
Poultry	4.9 g/day	0.77	0.19	0.19	0.19	0.011	0.0026	0.0026	0.0026
Total	μg/day	116	6.7	4.1	4.5	5.8	1.4	1.0	1.3
	μg/kg/day	1.9	0.11	0.069	0.075	0.096	0.023	0.017	0.022
MeHg PDI/THg PDI						5%	21%	24%	29%

Abbreviations: LG, Leigong; QZ, Qingzhen; WN, Weining; WS, Wanshan.

^aNegligible.