ANALISIS POLA PENGGUNAAN LAHAN DI DAERAH ALIRAN SUNGAI (DAS) SA’DAN KABUPATEN TANA TORAJA

Abstrak

The purposes of this research are to know the land use pattern. To analyze the potency of land to
determine the optimal land use pattern in relation, with the management of Sa’dan Watershed at Tana Toraja
Regency,
The research is carried out at at Sa’dan watershed of Tana Toraja Regency which include 24 villages.
The methods used are qualitative and quantitative descriptive. The primary data is collected by survey or
mapping method and questionnaire, meanwhile the secondary data is obtained from related departments. The
colleted data are then analyzed by statistical and Geographical information System (GIS).
The result of the analysis show that; 1) The condition of land use pattern at Sa’dan watershed has
changed its function; 2) the degradation of land causing erosion is ampunt of 64.053,69 ton/ha/year; 3) the
implementation for the change of land use pattern recommended is reducing the erosion quantity in each
treatment, namely 281,19 ton/ha/year, 276,87 ton/ha/year, 4.201,66 ton/ha/year and 383,40 ton/ha/year in the
first, second, third and fourt freatments.
Based on the analysis result, some effort could be done in order to reduce the land degradation and the
optimal land use were as follws; 1) the land use pattern should be changed: 2) the land conservation system
should be implemented exaltly and quickly; and 3) the participation of the government, private sector, nongovernment
social organozation, and society in relative to the management of Sa’dan W atershed of Tana
Toraja Regency should be also involved.