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Dampak Air Terhadap Perubahan Sifat Fisik, Kimia, dan Struktur Mikro Biochar dari Tandan Kosong Kelapa Sawit Hidayat, Benny; Mayly, Syarifa; Mufriah, Dini; Muhammad, Fachri; Sari, Kemala
Jurnal Penelitian Kelapa Sawit Vol 34 No 1 (2026): Jurnal Penelitian Kelapa Sawit
Publisher : Pusat Penelitian Kelapa Sawit

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22302/iopri.jur.jpks.v34i1.366

Abstract

Water is essential to life, and immersion treatment has been shown to significantly alter the properties of biochar, particularly by converting its hydrophobic nature into a hydrophilic one and others. This transformation leads to various changes in the material's physicochemical characteristics. In this study, biochar produced through pyrolysis of oil palm empty fruit bunches (EFB) using a kiln method was analyzed to assess its physical properties before and after immersion in distilled water. Surface morphology and elemental composition were evaluated using Scanning Electron Microscopy coupled with Energy Dispersive X-ray Spectroscopy (SEM-EDX), while specific surface area was measured using the Brunauer–Emmett–Teller (BET) method. Additional analyses, including pH, bulk density, water holding capacity, and moisture content, were conducted at the National Research and Innovation Agency (BRIN) and the Soil Biology Laboratory, Faculty of Agriculture, University of North Sumatra. The results demonstrated that water immersion induced notable changes in biochar characteristics. The pH of the biochar slightly decreased from 10.09 in dry EFB biochar to 9.54 in the soaked sample. While the soaked biochar exhibited higher concentrations of most nutrient elements, the carbon (C) content remained higher in the dry biochar at 65.06%. BET analysis revealed that the surface area of dry biochar (79.446 m²/g) was substantially greater than that of the soaked biochar (38.783 m²/g). Conversely, the soaked biochar showed superior performance in terms of bulk density (0.34 g/cm³), water holding capacity (10.51%).
Pemberdayaan Masyarakat Desa Sei Rampah Pascabencana Melalui Microgreen dan Literasi Lokal Muhlizar Muhlizar; Syarifa Mayly; Diah Kusyani
Wahana Jurnal Pengabdian kepada Masyarakat Vol. 5 No. 1 (2026): Edisi Juni
Publisher : Ilmu Bersama Center

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56211/wahana.v5i1.1736

Abstract

Desa Sei Rampah, Kabupaten Serdang Bedagai, merupakan wilayah rawan banjir dengan dampak pada rumah, lahan pertanian, ekonomi, dan ketahanan pangan masyarakat. Kegiatan pengabdian ini bertujuan meningkatkan keberdayaan masyarakat pascabencana melalui pelatihan budidaya microgreen, pengolahan nugget microgreen, pengolahan limbah organik menjadi pupuk organik cair dan kompos, literasi hukum, pengelolaan sampah, serta literasi mitigasi banjir. Metode pelaksanaan menggunakan pendekatan partisipatif, aplikatif, berbasis potensi lokal, dan berkelanjutan melalui tahapan persiapan, sosialisasi, pelatihan, penerapan teknologi, pendampingan, evaluasi, dan monitoring. Sasaran kegiatan adalah Mitra I Dusun I dan Mitra II Dusun III, masing-masing melibatkan 20 anggota masyarakat, serta didukung 50 mahasiswa lintas disiplin. Hasil kegiatan menunjukkan peningkatan keberdayaan Mitra I aspek produksi sebesar 81,7%, Mitra I aspek sosial kemasyarakatan 92,4%, Mitra II aspek produksi 91,9%, dan Mitra II aspek sosial kemasyarakatan 85,4%. Produk yang dihasilkan meliputi microgreen segar, nugget microgreen, pupuk organik cair, kompos, media edukasi kesiapsiagaan bencana, serta sarana mitigasi banjir. Program ini memperkuat ketahanan pangan, ekonomi hijau, literasi hukum, pengelolaan lingkungan, dan kesiapsiagaan masyarakat di wilayah rawan banjir.