PhilRice

Soil Series

Information System

0-9
9-23
23-49
49-72
San Rafael Series
Soil Fertility Low
Soil pH 4.5-5.0
Organic Matter
Phosphorus (P) Medium
Potassium (K) Low
Nutrient Retention
Base Saturation
Salinity Hazard
Physical Soil Quality
Relief flat to undulating
Water Retention
Drainage Well
Permeability Moderate
Workability/Tilth
Stoniness rock fragments
Rooting Depth Deep (>0.9m)
Flooding None
Erosion
Surface Soil Type: Loamy to clayey
Family name: Fine, smectitic (ca.), isohyperthermic, Typic Paleustults
This is a fine textured soil with high clay content of 60 and has isohyperthermic temperature regime 22C It is an Ultisol ult which is a highly leached soil that has clay illuviation and low base saturation This is a typical typic representative of the great group Paleustults which is very deep pale occuring in areas with pronounced wet and dry seasons ust