From: Assessment of soil quality for agricultural purposes around the Barapukuria coal mining industrial area, Bangladesh: insights from chemical and multivariate statistical analysis
Factor
Eigenvalues
Total variance (%)
Cumulative Eigenvalues
Cumulative variance (%)
1
2.8
25.4
2
2.58
22.9
5.38
48.3
3
1.4
12.3
6.7
60.6