PhilRice

Soil Series

Information System

0-15
15-39
39-69
69-74
Guimbalaon Series
Soil Fertility Low
Soil pH Slightly acid (5.0
Organic Matter Moderate
Phosphorus (P) Low
Potassium (K) Low
Nutrient Retention Moderate
Base Saturation Low to moderate
Salinity Hazard None
Physical Soil Quality
Relief Moderately rolling to hilly
Water Retention Low to moderate
Drainage Moderate to good
Permeability Moderate to rapid
Workability/Tilth Moderate to easy
Stoniness Outcrops & pebbles
Rooting Depth Shallow (0.5 m)
Flooding
Erosion Severe
Surface Soil Type: Sandy clay
Family name: Fine-loamy, skeletal, mixed, isohyperthermic Andic Haplustept
Soils formed from older alluvium country rocks and washed out materials from the upper slopes It has a fine loamy texture with more than 15 fine sand 18 35 clay and 35 or more rock fragments skeletal It is a young soil in its incipient development stage toward mature soil but has not yet fully developed its diagnostic horizons ept inceptisol It exhibits minimum complexity in its horizonation hapl This soil has significant amounts of amorphous minerals and Al OH complexes andic It is found in areas with pronounced wet and dry seasons ust Ustic and has a mean annual temperature of higher than 22C isohyperthermic This soil is traversed by numerous deep gullies and rivers