共 2 条
[1]
Heavy metal contamination of roadside topsoil in Osogbo, Nigeria: its relationship to traffic density and proximity to highways[J] . S. O. Fakayode,B. I. Olu-Owolabi.Environmental Geology . 2003 (2)
[2]
Heavy metals distribution in agricultural topsoils in urban area
[J].
ENVIRONMENTAL GEOLOGY,
2003, 43 (07)
:795-805