Classification and Mapping of Soil on Taxonomy System at Peguyangan RTHK Region, District of North Denpasar

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Abstract

By : Dewa Agung Gde Surya Darma

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Faculties : Fakultas Pertanian

Department : S1 Agroekoteknologi

I Dewa Agung Gde Surya Darma, NIM 0905105016, Classification and Mapping of Soil on Taxonomy System at Peguyangan RTHK Region, District of North Denpasar. Mentored by: Ir. I Made Mega, M.S and Ir. I Nyoman Dibia, M.Si The research at RTHK Peguyangan Region, aims to classify and mapping the soil at rice-field RTHK Peguyangan Region on Soil Taxonomy System up to soil family category. This research was using soil survey method at the field to observed soil morphology, soil test at laboratory for the properties of physical and chemical of soil. Soil classification was conducted until soil family category, semi detailed soil mapping with the scale of 1: 25.000. The result of soil classification showed that the soil on rice field at RTHK Peguyangan Region is classified into the order of Inceptisols, sub-order of Aquepts, great group of Epiaquepts and Humaquepts, subgroup of Aeric Epiaquepts and Aeric Humaquepts, family of Aeric Epiaquepts, fine-loamy, mixed, isohyperthermic; Aeric Humaquepts, fine-loamy, mixed, isohyperthermic; Aeric Humaquepts, coarse-loamy, mixed, isohyperthermic. Semi detailed mapping with the scale 1: 25.000 at RTHK Peguyangan Region generates 3 SPT (soil Mapping Unit), namely : 1) Aeric Epiaquepts, fine-loamy, mixed, isohyperthermic; 2) Aeric Humaquepts, fine-loamy, mixed, isohyperthermic; 3) Aeric Humaquepts, coarse-loamy, mixed, isohyperthermic

Keyword : RTHK Peguyangan Region, soil classification, and soil mapping

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