PhilRice

Soil Series

Information System

0-13
13-35
Bolinao Series
Soil Fertility Moderate to high
Soil pH Slightly acid (5.0
Organic Matter Moderate
Phosphorus (P) High
Potassium (K) Low
Nutrient Retention High
Base Saturation Moderate
Salinity Hazard None
Physical Soil Quality
Relief Undulating to mountainous
Water Retention High
Drainage Moderate
Permeability Moderate
Workability/Tilth Hard
Stoniness Common (15%)
Rooting Depth Shallow (0.4 m)
Flooding None
Erosion Moderate
Surface Soil Type: Clay
Family name: Very fine, isohyperthermic, Humic Dystrustept
A very fine textured soil with more than 65 clay developed from hard coralline limestone rock It is a young soil in its incipient development stage toward mature soil which diagnostic horizons are not fully developed ept Inceptisol It has a low base saturation less than 60 Dystr and a surface horizon high in organic carbon Umbric It is found in areas with pronounced wet and dry seasons ust Ustic It has a mean annual soil temperature higher than 22C isohyperthermic