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Peningkatan Kompetensi Guru SMA dan MA di Sulawesi Melalui Pelatihan Kultur Jaringan Tumbuhan Ali, Alimuddin; Lodang, Hamka; Rante, Herlina; Yusuf, Yusnaeni
Paramacitra Jurnal Pengabdian Masyarakat Vol. 1 No. 02 (2024): Vol. 1 No. 2 (2024): Volume 01 Nomor 02 (Mei 2024)
Publisher : PT Ininnawa Paramacitra Edu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62330/pjpm.v1i02.77

Abstract

Program Pengabdian Masyarakat ini dilaksanakan pada bulan September 2023 di Laboratorium Kultur Jaringan, Jurusan Biologi, FMIPA UNM, dengan sasaran utama Guru Biologi dan IPA di Provinsi Sulawesi. Metode yang digunakan mencakup penyampaian teori, demonstrasi, latihan pembuatan media, sterilisasi spesimen (eksplan), penanaman, serta diskusi dan sesi tanya jawab. Penyampaian teori bertujuan untuk memberikan pemahaman dasar mengenai kultur jaringan tumbuhan. Demonstrasi dilakukan agar peserta dapat mengamati langsung prosedur dan tahapan sterilisasi serta pembuatan medium dan eksplan. Praktik dimaksudkan agar peserta memperoleh keterampilan dalam melaksanakan proses kerja kultur jaringan. Diskusi dan sesi tanya jawab dirancang untuk mengatasi masalah yang muncul selama penyampaian teori dan kegiatan praktik. Berdasarkan kegiatan ini, dapat disimpulkan bahwa pelatihan ini berhasil meningkatkan pemahaman dan keterampilan guru dalam melaksanakan praktikum kultur jaringan menggunakan bahan dan peralatan sederhana dengan biaya rendah. Program ini membekali guru-guru dengan keterampilan untuk melaksanakan praktikum dengan mudah di laboratorium sekolah.
Selection and Characterization of Antagonistic Bacteria Isolated from the Rhizosphere of Potato Plants (Solanum tuberosum L.) Against the Fungus Causing Fusarium Wilt Disease In Vitro Hilda Karim; Putri Ramadhani; Nani Kurnia; Ali, Alimuddin
Bionature Vol. 27 No. 1 (2026): (In Press) April - Juni 2026
Publisher : Jurusan Biologi Universitas Negeri Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/jkxp9591

Abstract

Fusarium wilt, caused by Fusarium oxysporum (Fo), is a major disease affecting potato plants (Solanum tuberosum L.) and contributes significantly to yield losses. This study aimed to isolate and identify antagonistic bacteria from the potato rhizosphere capable of inhibiting the growth of F. oxysporum and to assess their antifungal potential through in vitro analysis. Soil samples were collected from the potato-growing region of Kanreapia, Gowa Regency, Indonesia. The antagonistic potential of the bacterial isolates was evaluated using the dual-culture assay. A total of eight bacterial isolates demonstrated significant inhibitory effects against Fo, representing six genera: Clostridium (75.0%), Bacillus (69.3% and 68.9%), Pseudomonas (67.9% and 62.1%), Staphylococcus (64.8%), Neisseria (64.7%), and Serratia (61.5%). Among these, the isolate identified as Clostridium exhibited the highest inhibition rate (75.0%), while Serratia showed the lowest (61.5%). These findings suggest the potential application of rhizobacteria as biological control agents for managing Fusarium wilt in potatoes.