Sample No.

Plant name

Cr

Zn

Mn

Ni

Co

U (ppb)

1

Grass

200

3404

-

-

270

2

Dodonaea viscosa

77

74

694

-

-

380

3

Chromolena odarata

70

548

-

-

170

4

Hyptis suvaeolens

93

39

750

-

-

320

5

Vicoa inidica

86

226

1770

24

105

520

6

Vicoa inidica

87

123

934

-

-

470