Apek Series

Soil developed on iron poor sandy shale; white (5Y 8/1, 8/2); few yellowish red (7.5YR 6/6, 6/8); fine sandy clay loam; moderate to strong, coarse angular blocky and prismatic; slight firm to firm; moderately deep to shale saprolite; somewhat imperfectly drained; occurs on rolling to steep terrain; cation exchange capacity of <5 cmol(+)/ kilogram soil; low base saturation; diagnostic argillic horizon.


Mainly in the interior part of Terengganu, Pahang and Johor

Soil Classification

FAO Unesco Revised Legend:
Haplic Acrisol

USDA Soil Taxonomy:
Fine loamy, koalinitic, isohyperthermic, Aquic Hapludult

Soil Suitability Class


Major Limitation

Strong coarse structure, moderately deep to saprolite, nutrient contents and terrain.

Crop Suitability

Moderately suitable for most crops; short term crops are not suitable on hilly to steep terrain.