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Journal : Jurnal Kaharati

Kajian C-Organik Gambut Pedalaman pada Berbagai Tutupan Lahan Alpandi Edison Pardede; Nina Yulianti; Akhmat Sajarwan; Sustiyah; Fengky Florante Adji
Jurnal Penelitian UPR Vol. 1 No. 2 (2021): Jurnal Penelitian UPR: Kaharati
Publisher : LPPM Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (803.841 KB) | DOI: 10.52850/jptupr.v1i2.4090

Abstract

The study aims to identify the C-organic content of inland peat in various land cover and soil layer depths. This study uses plot sampling methods with the creation of minipits on 4 (four) types of land cover. In each type of land cover, there are 3 (three) plot sampling, so the total plot sampling is 12 fields. Soil sampling is carried out at depths of 0-10 cm, 10-20 cm, 20-30 cm, 30-40 cm, and 40-50 cm. The research site is in the Special Purpose Forest Area (KHDTK) of Nusa Natural Laboratory and Peat Forest (LAHG) Sebangau. The study was conducted from June to August 2021. Soil samples are analyzed at the UPT Laboratory. LLG-Cimtrop and UPT. Integrated Laboratory, Palangka Raya University. The parameters observed are C-organic, Ash content, Moisture content, Water content, and Fiber content. The data of the study results are analyzed statistically with regression and correlation analysis. The results showed that the land cover that has the highest C-organic content is land revegetation (RePeat) at a depth of 40-50 cm with a C-organic value of 57.81% and the lowest C-organic content in natural forest cover at a depth of 30-40 cm with a C-organic value of 52.2%. The highest ash content is in natural forest cover at a depth of 30-40 cm with an ash content value of 3.18% and the lowest ash content in land cover revegetation (RePeat) at a depth of 40-50 cm with an ash level value of 0.08%. The highest water content is in the revegetation of land cover (RePeat) at a depth of 40-50 cm with a water content value of 318.97% and the lowest water content in the burned land cover at a depth of 0-10 cm with a water content value of 92.56%.
Pembaharuan Kajian Sifat Fisik Lapisan Acrotelm dan Catotelm Beberapa Tutupan Lahan Gambut Pedalaman di Kalimantan Tengah Bachtiar Sitinjak; Nina Yulianti; Zafrullah Damanik; Fengky F. Adji
Jurnal Kaharati Vol. 2 No. 1 (2022): Jurnal Penelitian UPR
Publisher : LPPM Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (712.417 KB) | DOI: 10.52850/jptupr.v2i1.4263

Abstract

The purpose of this research was to determine the profile and physical properties of the soil layers of acrotelm and catotelm on 4 (four) inland peatland covers. This research was conducted in June – August 2021. Each research site was assigned 3 plots of minipeat for each land cover namely natural forest, secondary forest, repeat and degraded forest. The research location is in the Laboratory of Natural Peat Forest (LAHG) Sebangau and Special Purpose Forest Area (KHDTK) Tumbang Nusa. Peat samples were analyzed in the Laboratory of UPT LLG-CIMTROP and Laboratory of Agronomy Department, University of Palangka Raya. The data were analyzed using descriptive analysis. The results showed that the physical properties at the KHDTK Tumbang Nusa has an average level of hemic and sapric maturity with dark reddish brown and very dusky red; the average bulk density was 0.19 g cm-3 of the acrotelm and 0.16 g cm-3 of the catotelm; water content of 418.49% of acrotelm and 595.78% of catotelm; the porosity of the acrotelm is 73.64% and 76.92% of the catotelm; fiber content of acrotelm 24.18% and 16.49% of catotelm. The research location of LAHG Sebangau has an average level of hemic and sapric maturity with reddish black color; the average bulk density was 0.11 g cm-3 of the acrotelm and 0.12 g cm-3 of the catotelm; water content 577,23% of acrotelm and 665,36% of catotelm ; porosity of 81.51% of acrotelm and 83.08% of catotelm; fiber content 37.87% of acrotelm and 25.60% of catotelm.