Thongiratama, Michael Anthony
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Pelatihan Pertanian Secara Vertikultur di Kampung Mejoyo RT 03 RW 07 Surabaya Savitri, Wina Dian; Antonius, Yulanda; Thongiratama, Michael Anthony; Senapati, Laurensius Dewa; William, Leonardo
Aksiologiya: Jurnal Pengabdian Kepada Masyarakat Vol 7 No 2 (2023): Mei
Publisher : Universitas Muhammadiyah Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30651/aks.v7i2.16702

Abstract

Kelompok warga RT 03 RW 07 Mejoyo Surabaya adalah masyarakat yang aktif dan rajin. Kampung ini selalu berprestasi khususnya dalam hal lingkungan hidup dan Usaha Mikro Kecil dan Menengah (UMKM). Program pengabdian masyarakat yang didanai DIKTI ini bertujuan untuk memberdayakan warga kampung dalam hal pertanian sayur organik dengan memanfaatkan lahan sempit yang merupakan sepetak tanah fasilitas umum dari Universitas Surabaya (UBAYA). Selain itu, hasil budidaya sayur diolah sehingga terdapat nilai tambah dan solusi jika panen berlebihan atau hasil panen tidak laku terjual. Agar rintisan usaha ini sukses, warga juga dibekali dengan manajemen keuangan dan pemasaran. Peningkatan kemampuan masyarakat dalam hal pertanian organik vertikultur diukur dengan memberikan pre test dan post test. Hasilnya adalah adanya peningkatan keterampilan warga, yaitu sebesar 16%. Sedangkan keterlibatan mahasiswa Merdeka Belajar Kampus Merdeka (MBKM) di dalam program ini dinilai sangat efektif untuk memperkaya pengalaman mahasiswa dalam mengabdi di masyarakat. Hal ini tertuang dalam nilai keterlibatan masing-masing siswa yaitu antara A dan B.
Effect of Light Color and Auxin on Callus Induction and Development in Amorphophallus muelleri Blume. Hardjo, Popy Hartatie; Thongiratama, Michael Anthony; Irawati, Fenny; Restanto, Didik Pudji
Vegetalika Vol 14, No 3 (2025): In Publish
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/veg.106227

Abstract

Porang (Amorphophallus muelleri Blume) is a significant player in the international market, but its slow seedling growth rate is a major concern. This study, which holds significant implications for porang cultivation, aimed to accelerate the seedling growth phase through the induction of adventitious shoots from callus proliferation. We explored the use of plant growth regulators (PGRs), specifically auxins (NAA and 2,4-D) and cytokinins (BAP), in combination with variations in light color (white and white-blue). The observed parameters included the time of first callus and adventitious shoot emergence, callus growth, number of adventitious shoots, and callus coloration. Data were subjected to two-way analysis of variance (ANOVA) to evaluate the effects of plant growth regulator (PGR) type and light quality as independent variables. Statistical significance was assessed at a 95% confidence level using SPSS software. The combination of 1.0 ppm NAA and 0.5 ppm BAP in MS medium under white-blue light effectively accelerated callus induction from bulbil explants, with visible callus formation by day 8 and the fastest proliferation over 7 weeks. Under white light, the same PGR combination also promoted the earliest adventitious shoot formation by day 16 and yielded the highest number of shoots, totaling seven by the end of the culture period.