| Study on soil characteristics under different types of forest in Sakaerat Environmental Research Station Nakhon Ratchasima province was carried out on eight representative soils including an area of secondary mixed deciduous forest (Skr 1), two sites of dry dipterocarp forest (Skr-2, 3), an ecotone zone (Skr-4), three restoration dry evergreen forest (Skr-5, 6, 7) and an undisturbed dry evergreen forest (Skr-8). All soils located at upper part of middle footslope to upper part of lower footslope which were derived from colluvium over residuum of sandstone. Results revealed that soils under different forest covers are moderately shallow to very deep, which the one under dry dipterocarp forest (Skr-3) is the shallowest. Their texture ranges from sandy loam... |
