Trace Element Status and Environmental Implications of Soils and Zea mays from Farmed Dumpsites in the Bamenda Metropolis, North-West Cameroon

Table 3

Trace element content in soil.

Site (sample)	Zn (µg/g)	Cu (µg/g)	Mn (µg/g)	Fe (µg/g)
Nkwen (S1)	34.61	18.95	122	33484.6
Mankon (S2)	1438.36	157.17	1273	35237.7
Bamendakwe (S3)	137.54	20.04	1126	146353.6
MAC	300	100	1500	50000

MAC = maximum allowable concentration [7, 30].