The pollution status of soil heavy metals(Cu

Pb

Zn

Cd

Cr

Hg

and As) under different landuse types and different soil types in Xiangtan City was investigated.Results showed that for the 54 samples

pollution by Cd and Hg was in a heavy stage

pollution by Cu and Zn reached a moderate stage

pollution by Cr was in a light stage

and pollution by Pb and As were still in a proximity clean zone.For different landuse types

pollution by Cd and Hg was most serious

which was between medium and heavy pollution stages

pollution by Pb stayed in a clean zone or proximity clean zone

and pollution by other metals was in a slight or proximity clean zone.For different soil types

pollution by Cd and Hg were heavy

pollution by Zn was moderate

pollution by Pb was in a clean or proximity zone

and pollution by other heavy metals was between slight and proximity clean zones.As a whole

pollution by heavy metals of Cd and Hg is heavy in Xiangtan City

which is probably caused by the "three wastes"

automobile exhaust

fertilizer application

and sewage irrigation.