Table 2 Mahalanobis distance between groups (lower left side) and P-value of the permutation test (10 000 iterations) (upper right side) among different boll weevils populations
From: Boll weevils in dry bolls: is there a performance disadvantage?
|  | Cotton cultivation fields | Square | Dry boll | Caatinga area |
|---|---|---|---|---|
Cotton cultivation fields | - | 0.004 9 | 0.013 0 | <0.000 1 |
Square | 1.218Â 8 | - | 0.005Â 8 | 0.000Â 4 |
Dry boll | 1.001Â 5 | 1.059Â 6 | - | <0.000Â 1 |
Caatinga area | 1.880Â 1 | 1.212Â 7 | 1.419Â 7 | - |