ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :  йͧ  Ranong (Rg)
 
 
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ͪ鹴Թ
֡(.)
͸Ժª鹴Թ
A
0-8
Dark grayish brown (10YR4/2) sandy loam; moderate fine and medium subangular blocky structure; friable, slightly sticky and nonplastic; plentiful fine roots; very strongly acid (field pH 5.0); clear wavy boundary.
AC
8-20
Mixed brown (10YR5/3) and strong brown (7.5YR5/6-8) gravelly sandy loam; weak fine subangular blocky structure; friable, slightly sticky and nonplastic; few fine roots; gravels composed of sandstone and quartzite fragments about 30% by volume of the soil matrix; very strongly acid (field pH 5.0); clear wavy boundary.
C
20-45
Yellowish red (5YR5/6) very gravelly sandy clay loam; gravels composed of sandstone and quartzite fragments about 80% by volume of the soil matrix; very strongly acid (field pH 5.0); gradual broken boundary.
R
45-120
Layer of fresh bed rock which are quartzitic sandstone.