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Journal : JIPI (Jurnal IPA dan Pembelajaran IPA)

Identifikasi Salinitas Tanah Menggunakan Instrumen Induksi Elektromagentik EM38 di Kecamatan Baitussalam Kabupaten Aceh Besar Rini Ermiana*; Suhendrayatna Suhendrayatna; Sugianto Sugianto
JIPI (Jurnal IPA dan Pembelajaran IPA) Vol 5, No 4 (2021): DECEMBER 2021
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jipi.v5i4.23246

Abstract

Salinity is the amount of salt contained or dissolved in water or soil. Salinity can cause the change of physical characteristics of soil, especially in coastal area, that affects human daily activities, including agriculture. Baitussalam District (Kecamatan Baitussalam) is one of the districts that was hit most devastatingly by the Indian Ocean Tsunami 2004 as well as has large population with potential agricultural prospect in Aceh Besar Region (Kabupaten Aceh Besar). This research aims to identify the soil salinity level in the Baitussalam District. The sampling technique uses descriptive methodology with scalable quantitative approach in the chosen sampling areas. 26 sampling spots have been chosen according to mathematical calculation. Quantitative method is used to analyze the result in this research. Furthermore, conductivity measurement is done through induction electromagnetic method, using Geonics EM38 and to identify the soil salinity level, analysis of soil texture is conducted in the laboratory. As the result, the electrical conductivity measurement shows varying values. The minimum conductivity value is 0,004 dS/m, taken at spot T 004 in Lam Ujong Village (Desa Lam Ujong). Whereas the maximum conductivity value reaches 10,31 dS/m, taken at spot T 003 in Labuy Village. The soil salinity in the 26 sampling spots in Baitussalam District demonstrates an average level, with a value of ECa 2-4 dS/m. The result of this research is expected to be a parameter to control and develop the activities, especially for agricultural activities, in the coastal area in Aceh Besar Region, and in Baitussalam district in particular.
Tingkat Desertifikasi Ekosistem Karst Di Kecamatan Darul Imarah Kabupaten Aceh Besar Donny Avrilan; Kiman Siregar*; Suhendrayatna Suhendrayatna
JIPI (Jurnal IPA dan Pembelajaran IPA) Vol 6, No 1 (2022): MARCH 2022
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jipi.v6i1.24044

Abstract

The research has been carried out to assess the rate of desertification of the karst ecosystem regarding land damage in the Darul Imarah, Aceh Besar District. This study aims to determine the level of damage to the karst ecosystem and its effect on water quality and to determine the condition of land cover in the Mata Ie karst ecosystem., Aceh Besar District. The data collection method used is using Landsat 8 satellite imagery to assess the level of damage to the karst ecosystem area. The assessment of water quality and quantity was carried out by means of a direct survey in the Mata Ie karts ecosystem area by analyzing BOD, COD, TDS, Turbidity, DO, Temperature and pH. The results of the assessment of the level of damage to the kart ecosystem area of the Mata Ie area have changed. The results of the study prove that due to land clearing for plantation activities in the Mata Ie area and also as a tourist spot, the conditions in the area are not desertification, Karst area which consists of desertification types, namely karst vegetation cover of 75% so it is referred to as non-desertification while rock outcrop of 5.79% is also not desertified