CD Skripsi
Sekuen Tingkat Kesuburan Tanah Menurut Tipologi Lahan Gambut Teluk Mesjid Kabupaten Siak
ABSTRACT
The peatland typology of the Siak Regency Mosque Bay is on the side of the Siak River. The fertility rate of peat near river flows tends to be more fertile. This study aims to identify soil fertility levels and ash content, fiber content, pH, C-organic, N-total, C/N and their relationship with peat thickness. The research was carried out by survey method. Determination of drilling points based on peat thickness maps. At each point, three composite samples are taken, namely at a depth of 0-50 cm, 100-150 cm and 300-350 cm. The total number of samples was 75 samples. Laboratory analysis includes ash content (dry ingedging), fiber content (syringe), pH (pH meter), C-organic (dry ingedging), N-total (kjeldahl) and C/N ratio. Data processing using correlation analysis. The peatland typology of Teluk Mesjid Siak Regency has ash content values ranging from 1.7-9.21%, fiber content ranging from 16.28-69.05%, pH ranging from 3.00-3.9, C-organic ranging from 44.81-49.62%, N-total ranging from 0.3-0.77% and C/N ratio ranging from 64.025-155.96. The fertility rate of the peatland typology of the Teluk Mesjid of Siak Regency is classified as oligotropic at a thickness of 5-6 m and 9-10 m and the upper layer (0-50 cm) at a thickness of 4-5 m, 6-7 m, 7-8 m and 8-9 m is classified as mesotrophic. Thickness and ash content do not show a strong relationship to C-organics, fiber content, pH, N-total and C/N.
Keywords: Fertility rate, topogen, ombrogen
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