1 Subjects: “...optical characterization...”

2 Subjects: “...optical characterization...”

3 Subjects: “...soil chemical characterization...”

4 Subjects: “...optical characterization...”

5 Subjects: “...chemical characterization...”

6 Subjects: “...chemical characterization...”

7 Subjects: “...physico-chemical characterization...”

8 Subjects: “...chemical characterization...”

9 Subjects: “...chemical characterization...”

10 Subjects: “...optical characterization...”