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Ekstraksi Bunga Telang dan Bawang Dayak Sebagai Pewarna Alami dan Antioksidan Pada Kue Mangkuk Manurung, Hotman; Tampubolon, Jongkers; Tindaon, Ferisman; Naibaho, Dunan; Simbolon, Shanti Desima
Jurnal Pengabdian Masyarakat Nusantara (JPMN) Vol. 5 No. 1 (2025): Februari - Juli 2025
Publisher : Lembaga Otonom Lembaga Informasi dan Riset Indonesia (KITA INFO dan RISET)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jpmn.v5i1.4346

Abstract

The two main challenges to food security in Indonesia relate to the availability and safety of food, in the sense that hazardous materials do not contaminate it. Availability can be overcome with semi-subsistence measures, i.e., people produce some of their food for household needs by utilizing the home-yard to reduce expenditure. Meanwhile, safe food can be obtained by avoiding additives/synthesized ingredients and replacing them with natural ingredients. The community service (PKM) aims to socialize utilizing home-yard, healthy food, and natural coloring ingredients that contain antioxidants when making cupcakes. The coloring material was extracted from telang flower and dayak onion, which are local weeds. The PKM results showed that 80% of participants were motivated to utilize their home-yard to grow food, and 53% were motivated to raise livestock and fish. Healthy food socialization improved the understanding of all participants (100%) on the concept of nutritious, balanced, healthy, and safe food (B2SA) as an improvement on the old idea of four healthy, five perfect. All participants (100%) stated that they intend to make their cupcakes at home after seeing that making them is not difficult, the equipment is simple, the ingredients are not expensive, and the time required is not much.
Analysis of biochemical and bioactive content of red rice cv Sidikalang through gamma ray irradiation induction (M4) Lumbanraja, Parlindungan; Naibaho, Dunan; Sumihar, Susana Tabah Trina; Siahaan, Ferlist Rio
Indonesian Journal of Agricultural Research Vol. 9 No. 1 (2026): InJAR, Vol. 9, No. 1, In Press
Publisher : Talenta Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/injar.v9i1.21185

Abstract

Red rice derives its characteristic color from anthocyanin pigments located in the pericarp and outer endosperm layers, which contribute to its biochemical and bioactive properties. Gamma-ray irradiation is widely applied as a mutation induction technique to enhance genetic variability and improve functional traits in crop plants. This study aimed to evaluate the biochemical and bioactive content of the red rice cv Sidikalang following gamma-ray irradiation. The experiment was conducted at the Central Laboratory, Faculty of Agriculture, Universitas Sumatera Utara, from October 2024 to February 2025, using a single-factor Randomized Block Design with irradiation doses of 0, 200, 400, and 600 Gy and three replications. Biochemical and bioactive parameters analyzed included carbohydrate, protein, fat, vitamin A, fiber, ash, water content, and anthocyanin. The results showed that gamma-ray irradiation had no significant effect on protein, fat, vitamin A, and carbohydrate content, but significantly affected water content, fiber, ash, and anthocyanin. Irradiation doses of 200-600 Gy resulted in significantly higher fiber and anthocyanin content compared to the control. These findings indicate that gamma-ray irradiation has the potential to enhance specific functional and nutritional traits of red rice, providing valuable insights for mutation breeding programs aimed at developing nutritionally improved rice varieties.