| Fiddien Series (FS) (Vertisol) | San Lawrenz Series (SLS) (Regosol) | San Biagio Series (SBS) (Cacisol) | Tax-Xaghra Series (TXS) (Leptosol) | ||||
Period 1 | ||||||||
Sub-Plot | Top Soil | Sub Soil | Top Soil | Sub Soil | Top Soil | Sub Soil | Top Soil | Sub Soil |
1 | 3.0 | 1.0 | 6.1 | 2.3 | 5.2 | 2.1 | 4.8 | 2.3 |
2 | 3.6 | 1.0 | 4.5 | 2.3 | 5.2 | 2.2 | 7.3 | 2.4 |
3 | 5.6 | 2.1 | 5.7 | 2.8 | 6.0 | 2.6 | 6.3 | 2.9 |
4 | 4.2 | 1.1 | 5.4 | 2.4 | 5.9 | 2.6 | 7.4 | 5.2 |
5 | 4.1 | 1.1 | 7.4 | 2.6 | 5.4 | 2.3 | 5.4 | 2.7 |
Mean | 4.1 | 1.26 | 5.82 | 2.48 | 5.5 | 2.36 | 6.24 | 3.1 |
SD (+/−) | 0.96 | 0.47 | 1.06 | 0.22 | 0.39 | 0.23 | 1.15 | 1.20 |
Period 2 | ||||||||
Sub-Plot | Top Soil | Sub Soil | Top Soil | Sub Soil | Top Soil | Sub Soil | Top Soil | Sub Soil |
1 | 6.6 | 2.7 | 6.8 | 1.6 | 3.3 | 2.2 | 6.3 | 3.4 |
2 | 6.8 | 3.4 | 6.1 | 2.4 | 5.1 | 2.9 | 4.7 | 3.2 |
3 | 5.0 | 2.0 | 8.1 | 2.2 | 4.2 | 2.5 | 4.3 | 3.8 |
4 | 3.9 | 1.7 | 5.1 | 2.1 | 2.9 | 2.0 | 2.7 | 2.0 |
5 | 6.0 | 2.7 | 4.8 | 2.5 | 4.1 | 2.5 | 6.2 | 2.9 |
Mean | 5.66 | 2.5 | 6.18 | 2.16 | 3.92 | 2.42 | 4.84 | 3.06 |
SD (+/−) | 1.21 | 0.67 | 1.34 | 0.35 | 0.86 | 0.34 | 1.49 | 0.68 |