PhilRice

Soil Series

Information System

0-10
10-29
29-49
49-84
San Fabian Series
Soil Fertility Moderate
Soil pH Slightly acid to neutral (6.0-7.0)
Organic Matter Moderate
Phosphorus (P) High
Potassium (K) Moderate
Nutrient Retention Moderate
Base Saturation Moderate
Salinity Hazard
Physical Soil Quality
Relief rolling to hilly with some level areas
Water Retention High
Drainage Moderate
Permeability Moderate
Workability/Tilth Moderate
Stoniness Gravels; highly weathered chalk-white soft rock
Rooting Depth Deep (1m)
Flooding None
Erosion Moderate
Surface Soil Type: Clay loam
Family name: Fine loamy, mixed, isohyperthermic, Vertic Haplustalf
An old soil which has undergone extensive weathering but has retained a high base status in its horizon alf Alfisol and exhibits minimum complexity in its horizonation hapl It has a fine textured soil having 35 60 clay but has clays that shrink and swell producing wide cracks vertic This can be found in areas with pronounced wet and dry seasons ust The mean annual soil temperature is higher than 22C isohyperthermic