PhilRice

Soil Series

Information System

0-9
9-25
Faraon Series
Soil Fertility Moderate to high
Soil pH Slightly acid to neutral (6.5-8.0)
Organic Matter Moderate
Phosphorus (P) Moderate
Potassium (K) Moderate
Nutrient Retention High
Base Saturation High
Salinity Hazard None
Physical Soil Quality
Relief Rolling to hilly
Water Retention High
Drainage Poor to moderate
Permeability Slow to moderate
Workability/Tilth Moderate
Stoniness Common to many (Coralline limestone)
Rooting Depth Shallow (0.3m)
Flooding None
Erosion Moderate to severe
Surface Soil Type: Clay/Clay loam
Family name: Fine, isohyperthermic, Lithic Haplustoll
A calcareous fine textured soil with less than 65 clay developed from the weathering of soft and porous coralline limestone which are usually grayish but become orange to dark yellowish gray upon weathering It is dark colored with high organic matter content oll and high base status It exhibits minimum complexity in its horizonation Hapl Limestone fragments are found in the shallow horizon lithic It is usually found in areas with pronounced wet and dry seasons ust Ustic and mean annual temperature of higher than 22C isohyperthermic