Assessment of Heavy Metal Pollution Characteristics andEcological Risk in Soils around a Rare Earth Mine in Gannan

Table 10

Heavy metal pollution characteristics and ecological risk early warning table structure.

Serial number	Field name	Identifier	Type and length	Primary key
1	Soil area number	JC_CD	Varchar (40)	Y
2	Soil area name	JC_NM	Varchar (40)
3	Over standard warning index	YJ_CB	Char
4	Excess multiple	YJ_BS	Varchar (40)
5	Time	JC_TM	Date time