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Aktivitas antibakteri (Pseudomonas aeruginosa dan Staphylococcus aureus) dari ekstrak etanol selada air (Nasturtium officinale) : Antibacterial activity (Pseudomonas aeruginosa and Staphylococcus aureus) of ethanol extract from watercress (Nasturtium officinale) Janna, Miftahul; Nugroho, Gama Dian; Sari, Dwi Inda; Hakim, Salman Khaerul; Sudirman, Sabri
Jurnal Pengolahan Hasil Perikanan Indonesia Vol. 27 No. 4 (2024): Jurnal Pengolahan Hasil Perikanan Indonesia 27(4)
Publisher : Department of Aquatic Product Technology IPB University in collaboration with Masyarakat Pengolahan Hasil Perikanan Indonesia (MPHPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17844/jphpi.v27i4.50254

Abstract

Bacteria can adversely affect the quality of fishery products and pose a risk of disease in humans. Polyphenolic substances derived from plant extracts are promising sources of natural antimicrobial agents. The objective of this study was to assess the antimicrobial properties of polyphenolic compounds extracted from watercress (Nasturtium officinale) against Staphylococcus aureus and Pseudomonas aeruginosa. Polyphenolic compounds were obtained through maceration using 70% ethanol, and their concentrations were determined using the Folin-Ciocalteu method. Antibacterial activity was assessed using the Kirby-Bauer well diffusion method. The output obtained from the extraction process yielded 21.62±1.55% polyphenol content, amounting to 28.49 mg GAE/g of dry sample. The relationship between the sample concentration and its ability to inhibit bacterial growth was indicated by the results of the antibacterial assay, which revealed a direct proportionality between the two variables. The inhibition zone diameter at a concentration of 1 mg/mL for P. aeruginosa was measured to be 11.13 millimeters, while that for S. aureus it was measured at 8.98 millimeters. Based on these findings, polyphenolic substances derived from watercress can be utilized as natural antibacterial agents.
Pemetaan Manajemen Rantai Pasok Kerupuk Udang di Kawasan Sungsang II Kabupaten Banyuasin Janna, Miftahul; Adriani, Dessy; Bidarti, Agustina
AGRICA Vol. 17 No. 1 (2024): June
Publisher : Agriculture Faculty of Flores University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/agr.v17i1.3431

Abstract

Sungsang II villages are the main shrimp-producing areas located in the waters of the Musi River Estuary and South Bangka, South Sumatra Province. Shrimp are processed into various products, and crackers are the superior product. It's just that as a superior local product, until now there has been no research regarding the supply chain for shrimp crackers. This research aimed to map the supply chain management of processed shrimp cracker products in Sungsang II Villages. The research was carried out using a survey method. Thirty participants made up the entire sample, and the sampling procedure employed was multistage sampling. Data analysis uses mathematical, tabulated, and descriptive methods. The research results show that shrimp cracker processing in the Sungsang area is a household-scale industry. The raw material for shrimp comes from breech waters, and the process of making crackers is traditionally done using human labor; drying still uses sunlight; and packaging is done simply with plastic. The price of shrimp raw materials ranges from IDR 15,000 to IDR 25,000 per kg, and processors can process 20 to 30 kg of shrimp raw materials per day. The selling price for shrimp crackers from retailers to consumers is IDR 50,000 per kg. The shrimp cracker supply chain involves fishermen as suppliers of shrimp raw materials, craftsmen who process shrimp into crackers, collecting traders, retailers, and consumers.
Penyuluhan Pencegahan Penyakit Diare Melalui Perilaku Hidup Bersih dan Sehat (PHBS) Serta Cuci Tangan Pakai Sabun (CTPS) Pada Anak Sekolah Dasar Tahun 2024 Budirman, Budirman; Sulasmi, Sulasmi; Janna, Miftahul
Media Implementasi Riset Kesehatan Vol 6 No 2 (2025): Media Implementasi Riset Kesehatan (Desember)
Publisher : Poltekkes Kemenkes Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32382/mirk.v6i1.1700

Abstract

Latar Belakang: Diare masih menjadi salah satu penyakit infeksi utama pada anak usia sekolah di Indonesia, dengan transmisi utama melalui rute fekal-oral yang dipermudah oleh praktik higiene tangan yang buruk. Cuci Tangan Pakai Sabun (CTPS) merupakan intervensi sederhana namun terbukti efektif dalam mencegah diare, namun pemahaman dan penerapannya di sekolah dasar masih belum optimal. Metode: Kegiatan pengabdian ini menggunakan pendekatan partisipatif melalui penyuluhan interaktif yang dikombinasikan dengan pre-test dan post-test pada 30 siswa kelas V di UPT SPF SD Negeri Melayu, Makassar. Materi disampaikan menggunakan media visual (video, poster, LCD), diikuti sesi demonstrasi dan tanya jawab. Evaluasi dilakukan dengan membandingkan tingkat pemahaman sebelum dan sesudah intervensi.Hasil: Pemahaman siswa mengenai pencegahan diare, PHBS, dan CTPS meningkat signifikan dari rata-rata 71% menjadi 89%. Peningkatan tertinggi terjadi pada pemahaman PHBS dan CTPS, masing-masing dari 70% menjadi 90%. Kesimpulan: Penyuluhan berbasis partisipasi efektif dalam meningkatkan pengetahuan siswa tentang PHBS dan CTPS. Namun, untuk mencapai perubahan perilaku berkelanjutan, diperlukan ketersediaan fasilitas sanitasi memadai, monitoring terjadwal oleh sekolah, keterlibatan orang tua, serta evaluasi jangka panjang pasca intervensi.
COMMUNITY PARTICIPATION IN DEVELOPMENT PLANNING IN BULO WATTANG VILLAGE PANCA RIJANG DISTRICT SIDENRENG RAPPANG REGENCY Janna, Miftahul; Ramadhan, Muhammad Rohady; Barisan, Barisan
Gema Kampus IISIP YAPIS Biak Vol 20 No 2 (2025): "Gema Kampus" IISIP YAPIS Biak
Publisher : IISIP YAPIS BIak

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52049/gemakampus.v20i2.522

Abstract

This study aims to analyze the level of community participation in the development planning of Bulo Wattang Village and identify the factors that affect it. The research uses a quantitative method with data collection techniques through observation, questionnaires, and literature studies. The research sample of 94 respondents was determined by the Slovin formula. Data analysis was carried out descriptively and using simple linear regression. The results showed that the level of community participation was in the medium category with low details of information, high consultation, moderate collaboration, and fairly good implementation. The regression test showed that community participation had a significant effect on development planning with values of R = 0.704 and R² = 0.496. This study recommends increasing information transparency, strengthening education, and providing inclusive participation spaces to realize effective and sustainable development planning.
Peran Activity-Based Costing dalam Akurasi Harga Pokok Produksi dan Kinerja Keuangan Perusahaan yang Terdaftar dalam BEI: Study Kasus PT Mustika Ratu Tbk Sahriah, Sitti; Janna, Miftahul; Dampangtiro, Ananta Putra; Zalbina, Filya; Susanto, Adnan Dwi; Hasan, Asriani
Jurnal Publikasi Ekonomi dan Akuntansi Vol. 6 No. 2 (2026): Mei : Jurnal Publikasi Ekonomi dan Akuntansi
Publisher : Pusat Riset dan Inovasi Nasional

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51903/jupea.v6i2.6282

Abstract

In the modern business environment, characterized by increasingly intense competition and high complexity of production processes, companies listed on the Indonesia Stock Exchange are required to have accurate cost information systems to support pricing decisions and improve financial performance. The use of traditional costing methods that allocate overhead costs in a general manner often leads to cost distortions, particularly in companies with diversified products and varied production activities. This study aims to analyze the role of Activity-Based Costing in improving the accuracy of cost of goods manufactured calculations and its impact on corporate financial performance, using PT Mustika Ratu Tbk as a case study. The research method employed is descriptive quantitative analysis by examining production cost data and the company’s financial performance. The results show that the implementation of Activity-Based Costing produces more accurate cost of goods manufactured calculations compared to traditional methods, as overhead costs are allocated based on activities that consume resources. This cost accuracy minimizes the occurrence of overcosting and undercosting of products, thereby supporting more competitive and realistic pricing. In addition, the application of Activity-Based Costing contributes positively to the company’s financial performance through improved operational efficiency, more effective cost control, and enhanced profitability. From a managerial perspective, this method provides relevant cost information for strategic decision-making, budgeting, and performance evaluation. Thus, Activity-Based Costing is proven to play an important role as an accurate and strategic costing system in supporting the sustainability and competitiveness of manufacturing companies listed on the Indonesia Stock Exchange.