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Journal : JURNAL SAINS DAN TEKNOLOGI INDONESIA

Analisis Penggunaan Dan Kesesuaian Lahan Berdasarkan Potensi Bahaya Letusan Gunung Merapi Soewandita, Hasmana; Sudiana, Nana
Jurnal Sains dan Teknologi Indonesia Vol. 16 No. 3 (2014)
Publisher : Badan Pengkajian dan Penerapan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1443.284 KB) | DOI: 10.29122/jsti.v16i3.3418

Abstract

Mount Merapi is a mountain that is classified as active and relatively frequent eruption frequency. The impact caused by the eruption of Mount Merapi classified terrible and the impact on the loss of property, infrastructure to fatalities. Merapi disaster-prone areas covering up areas inhabited and cultivated areas. The purpose of this activity is to provide direction and suitability of land use is associated with a disaster prone area. The method is based on the analytic descriptive field survey and analysis of maps (land use and disaster-prone areas). The analysis showed that the cultivated area is still occupied by the public is directed to land penmggunaan perennials with a combination of food crops. Plants are easy succession directed at plants that have root weevil, because these plants will quickly grow after the impact of the eruption of Merapi. Likewise perennials that have a Poster (grow) back as horticultural crops (Avocado, Lengkeng, Mahony), while the fast-growing plants sengon though but flammable.Gunung Merapi merupakan gunung yang tergolong aktif dan frekwensi erupsi tergolong sering terjadi. Dampak yang ditimbulkan akibat letusan Gunung Merapi tergolong dasyat dan berdampak terhadap kerugian harta benda, infrastruktur hingga korban jiwa. Kawasan rawan bencana Merapi meliputi hingga kawasan yang berpenghuni dan kawasan budidaya (tegalan dan kebun campuran). Tujuan dari kegiatan ini adalah untuk memberikan arahan penggunaan dan kesesuaian lahan dikaitkan dengan kawasan rawan bencana. Metoda yang digunakan adalah diskriptif analitik dengan berdasarkan hasil survey lapang dan analisis peta (penggunaan lahan dan kawasan rawan bencana). Hasil analisis menunjukkan bahwa kawasan budidaya yang masih diokupasi oleh masyarakat diarahkan untuk penggunaan lahan tanaman keras dengan kombinasi tanaman pangan. Tanaman yang mudah suksesi diarahkan pada tanaman yang mempunyai bonggol akar, dikarenakan tanaman ini akan cepat tumbuh setelah terjadi dampak letusan Merapi. Begitu juga tanaman keras yang mempunyai daya trubus (tumbuh) kembali seperti tanaman hortikultura (Alpukat, Lengkeng, Mahoni), sedangkan tanaman sengon meskipun cepat tumbuh akan tetapi mudah terbakar.Keywords: eruption, land use, land suitability
ANALISIS POTENSI DAN KARAKTERISTIK GAMBUT SEBAGAI BAHAN PERTIMBANGAN UNTUK ARAHAN PERENCANAAN PENGEMBANGAN KAWASAN DI KABUPATEN SIAK Soewandita, Hasmana; sudiana, nana
Jurnal Sains dan Teknologi Indonesia Vol. 13 No. 2 (2011)
Publisher : Badan Pengkajian dan Penerapan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (147.903 KB) | DOI: 10.29122/jsti.v13i2.880

Abstract

Peat land resources have the potential to be managed sustainably. Peatlands as a fragile ecosystem utilization should consider its characteristics, such as depth, maturity, fertility, land cover conditions, and calorie content. Peatland resources located in Siak Regency is a land system called Mendawai (MDW) and Gambut (GBT), whereas according to the USDA classification (2003) is land unit called Tropofibrist, Tropohemist and Troposaprist. For further management, peatland area in Siak District grouped into 7 regions peat dome : Buatan, Bukit Batu, Kandis, Merempan, Siak Kecil, Sungai Mandau and Zamrud. Based on the level of soil fertility, maturity and depth of peat, the peat areas suitable for agricultural development is the Siak Kecil, Sungai Mandau and Zamrud. Considering the condition of land cover and ecosystem components, Zamrud peat dome should be allocated to the conservation area. While based on calorie content and level of maturity, Mandau and Buatan peat dome are suitable for industrial development of peat-based materials