VALUASI EKONOMI EROSI LAHAN PERTANIAN DI SUB DAERAH ALIRAN SUNGAI KEDUANG KABUPATEN WONOGIRI

SUTRISNO, JOKO and SANIM, BUNASOR and SAEFUDDIN, ASEP and SITORUS, SANTUN R.P. (2012) VALUASI EKONOMI EROSI LAHAN PERTANIAN DI SUB DAERAH ALIRAN SUNGAI KEDUANG KABUPATEN WONOGIRI. SEPA : Vol. 8 No. 2, 8 (2). ISSN 1829-9946

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    Abstract

    Natural resources management especially agriculture land management at Keduang Sub-Watershed will be influence of environment quality, physic (erosion, sedimentation, and debit Keduang River), chemistry (water quality) and socio economic aspect. This research aim to know the level of erosion that happened in Keduang Sub-Watershed and to know the economic value of erosion in Keduang Sub-Watershed, Wonogiri Regency. Research method which is used is descriptive. Data types which are primary and secondary data from Centre of Research and Development Technology of Watershed Management Forestry Department, BPS-Statistic of Wonogiri and Agriculture Department of Wonogiri. Method of analysis’s data which is used in this research is Universal Soil Loss Equation (USLE) Method to predict the soil erosion and to calculate the economic value of erosion, this research used Replacement Cost. Results of this research are: the level of erosion in Keduang Sub-Watershed is 44 ton/ha/year and the economic value of erosion in Keduang Sub-Watershed is equal to Rp. 138 billion/year in upper sub-watershed (on-site impact) which consist of replacement cost of soil equal to Rp. 38 billion/year and replacement cost of nutrient content equal to Rp. 100 billion/year. In off-site of the sub-watershed is equal to Rp 2 billion/year but up to Rp 1.260 billion in a long time

    Item Type: Article
    Subjects: S Agriculture > S Agriculture (General)
    Divisions: Lembaga Penelitian dan Pengabdian Kepada Masyarakat - LPPM
    Depositing User: Dyah Pratiwi
    Date Deposited: 20 Apr 2014 19:40
    Last Modified: 20 Apr 2014 19:40
    URI: https://eprints.uns.ac.id/id/eprint/12617

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