Table 1.
F-test and means test for electrical conductivity of saturation extract (ECse, dS m−1) of soils cultivated with traditional varieties of cowpea subjected to two levels of irrigation-water salinity.
| F-Test (p-Value) | ||
|---|---|---|
| Sources of Variation | ECse | |
| Block | 0.061 | |
| Salinity | 0.000 | |
| Varieties | 0.011 | |
| Salinity × Varieties | 0.018 | |
| Means comparison test (Standard Deviation, n = 5) | ||
| Varieties | ECse | |
| 0.5 dS m−1 | 4.5 dS m−1 | |
| V1—Boquinha | 1.3 ± 0.19 Ba | 7.8 ± 0.35 Ac |
| V2—Ceará | 1.1 ± 0.11 Ba | 7.3 ± 0.72 Ac |
| V3—Costela de Vaca | 1.4 ± 0.23 Ba | 6.7 ± 0.42 Ac |
| V4—Lisão | 1.5 ± 0.20 Ba | 6.5 ± 0.69 Ac |
| V5—Canário | 1.4 ± 0.20 Ba | 9.7 ± 0.79 Aa |
| V6—Pingo de Ouro | 1.4 ± 0.22 Ba | 7.8 ± 0.40 Ac |
| V7—Roxão | 1.7 ± 0.17 Ba | 8.4 ± 0.34Ab |
| V8—Feijão Branco | 1.4 ± 0.08 Ba | 7.8 ± 0.41 Ac |
| V9—Canapu Branco | 1.5 ± 0.17 Ba | 7.4 ± 0.48 Ac |
| V10—Canapu Miúdo | 1.3 ± 0.17 Ba | 6.7 ± 0.64 Ac |
| V11—Ovo de Peru | 1.3 ± 0.21 Ba | 7.9 ± 1.07 Ac |
| V12—Baeta | 1.9 ± 0.13 Ba | 7.2 ± 0.41 Ac |
| V13—Coruja | 1.3 ± 0.05 Ba | 7.0 ± 0.73 Ac |
| V14—Paulistinha | 1.4 ± 0.10 Ba | 6.3 ± 0.47 Ac |
| V15—Sempre Verde | 1.4 ± 0.19 Ba | 7.5 ± 0.38 Ac |
Equal uppercase letters in the rows and lowercase letters in the column do not differ by Student’s t-test and Scott–Knott test at 5% probability level, respectively.