Monitoring of Lead in Topsoil, Forage, Blood, Liver, and Kidneys in Cows in a Lead-Polluted Area in Slovenia (1975–2002) and a Case of Lead Poisoning (1993)

Table 2

Mean ± SD lead concentrations in the blood of 32 cows from the three control areas in Slovenia.

Year of research	Area of research	Number of cows	Mean lead concentration in the blood of cows (mg/kg)
1976	Ljubno ob Savinji	22	0.0600±0.002
1995	Below Krvavec Mountain	6	0.0390±0.001
2002	Moste heating plant in Ljubljana	4	0.0375±0.004
Total		32	0.0455±0.012