TABLE 1.
Major properties of lysimeter soils
| Soil | Soil classification | Parent material | Drainage | Depth (cm) | pH | C/N ratio | % Organic matter | Cation exchange capacity (meq/liter) | % Sand | % Silt | % Clay | Texture |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oakpark (OA) | Haplic Cambisol | Fluvioglacial gravels | Very good | 0-20 | 6.6 | 14.6 | 4.9 | 13.3 | 67 | 23 | 11 | Sandy loam |
| 20-45 | 7.8 | 10.4 | 3.4 | 14.9 | 68 | 20 | 12 | Sandy loam | ||||
| 45-100 | Gravelly sand | |||||||||||
| Clonroache (CL) | Haplic Cambisol | Glacial drift | Good | 0-20 | 6.5 | 10.1 | 8.4 | 11.4 | 44 | 39 | 17 | Loam |
| 20-45 | 7.3 | 11.8 | 4.1 | 5.2 | 38 | 37 | 25 | Loam | ||||
| 45-90 | 7.1 | 3.0 | 3.9 | 45 | 41 | 14 | Loam | |||||
| Elton (EL) | Cutanic Luvisol | Glacial drift | Good | 0-20 | 6.2 | 8.4 | 6.9 | 12.5 | 48 | 35 | 17 | Loam |
| 20-50 | 6.8 | 8.2 | 3.2 | 11.1 | 36 | 50 | 14 | Silt loam | ||||
| 50-90 | 6.9 | 10.4 | 1.9 | 7.9 | 47 | 30 | 23 | Loam | ||||
| Rathangan (RA) | Luvic Stagnosol | Glacial sea drift | Poor | 0-15 | 6 | 10.1 | 5.8 | 10.1 | 44 | 37 | 19 | Loam |
| 15-40 | 6.3 | 8.6 | 2.9 | 6.4 | 48 | 28 | 24 | Sandy clay loam | ||||
| 40-60 | 6.3 | 1.2 | 6.1 | 42 | 30 | 28 | Clay loam | |||||
| 60-90 | 6.7 | 1.2 | 8.9 | 32 | 39 | 29 | Clay loam |