Source of variation | pH | EC | Se | As | Cr |
p | |||||
Ash type | <0.01 | <0.01 | <0.01 | <0.01 | <0.01 |
Extraction time | <0.01 | <0.01 | 0.41 | 0.86 | 0.01 |
Extractant type | <0.01 | <0.01 | 0.03 | 0.44 | <0.01 |
Ash type × extraction time | 0.69 | <0.01 | 0.41 | 0.39 | <0.01 |
Ash type × extractant type | 0.62 | <0.01 | 0.03 | 0.04 | 0.02 |
Extraction time × extractant type | <0.01 | <0.01 | 0.80 | 0.44 | 0.68 |
Ash type x extraction time × extractant type | <0.01 | <0.01 | 0.80 | 0.22 | 0.99 |