0-13
13-35
Bolinao Series
| Soil Fertility | Moderate |
|---|---|
| Soil pH | Slightly acid to neutral (5.5-7.2) |
| Organic Matter | Low |
| Phosphorus (P) | Low to moderate |
| Potassium (K) | Low |
| Nutrient Retention | High |
| Base Saturation | Moderate |
| Salinity Hazard | Moderate |
| Physical Soil Quality | |
|---|---|
| Relief | Highly rolling upland |
| Water Retention | High |
| Drainage | Moderate to good |
| Permeability | Moderate |
| Workability/Tilth | Moderate |
| Stoniness | Gravels ; limestone ; Fe-Mn concretions |
| Rooting Depth | Moderate (0. 80 ->1m) |
| Flooding | None |
| Erosion | Moderate |
Surface Soil Type: Clay loam
Family name: Fine clayey, mixed, isohyperthermic, Ultic Paleustalf
An old soil which has undergone extensive weathering but has retained a high base status in its horizon alf Alfisol This is a representative of the great group Paleustalf paleu red soils that has base saturation of 75 ultic This can be found in areas with pronounced wet and dry seasons ust The mean annual soil temperature is higher than 22C isohyperthermic