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Pengaruh Pupuk Anorganik pada Pertumbuhan dan Hasil Sawi Pagoda (Brassica narinosa L.) Model Hydroponic Wick System Nirwanto, Yogi; Mutiarasari, Nurul Risti
AGROSCRIPT: Journal of Applied Agricultural Sciences Vol 5 No 1 (2023): June
Publisher : Universitas Perjuangan Tasikmalaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36423/agroscript.v5i1.1214

Abstract

Sayuran menjadi produk hortikultura yang banyak diminati masyarakat. Produksi sayuran di Indonesia mengalami peningkatan, hal tersebut mengakibatkan banyak permintaan karena terjadinya peningkatan konsumsi sayuran pada masyarakat. Tanaman Sawi pagoda (Brassica narinosa) mengandung banyak nutrisi dan antioksidan sehingga apabila dikonsumsi akan berpengaruh sangat baik untuk mempertahankan kesehatan tubuh. Tujuan dari penelitian guna mengetahuai pengaruh pemberian dosis pupuk anorganik terhadap tertumbuhan dan hasil sawi pagoda dengan model hydroponic wick system. Metode percobaan menggunakan Rancangan Acak Kelompok (RAK) yang terdiri dari 6 perlakuan kombinasi antara konsentrasi pupuk AB Mix, pupuk NPK, pupuk daun dan diulang sebanyak 4 kali yaitu A = Pupuk AB Mix 1300 ppm + Pupuk NPK 600 ppm + Pupuk Daun 500 ppm, B = Pupuk AB Mix ; Pupuk NPK 600 ppm + Pupuk Daun 500 ppm, C = Pupuk AB Mix 1300 ppm + Pupuk NPK 700 ppm + Pupuk Daun 600 ppm, D = Pupuk AB Mix ; Pupuk NPK 700 ppm + Pupuk Daun 600 ppm, E = Pupuk AB Mix 1300 ppm + Pupuk NPK 800 ppm + Pupuk Daun 700 ppm dan F = Pupuk AB Mix ; Pupuk NPK 800 ppm + Pupuk Daun 700 ppm. Hasil percobaan menunjukan perlakuan dosis dengan larutan pupuk AB Mix, pupuk NPK, dan pupuk daun tidak menunjukkan hasil yang berbeda nyata, sedangkan pada jumlah daun pertanaman perlakuan terbaik terlihat pada 20 HST dosis AB Mix 1300 ppm + NPK 700 ppm + Pupuk Daun 600 ppm.
Characterization and Quality Improvement of Organic Compost Using Geothermal Brine from PT Pertamina Geothermal Energy Permana, Indra; Nirwanto, Yogi; Ismawati, Iis; Nuriansyah, Rifan; Rahmawati, Gina; Ardian Pratama, Nata; Fadhlurrahman A, Syafiq; Nur Fadila, Azzahra
Jurnal Biogenerasi Vol. 10 No. 4 (2025): Volume 10 nomor 4 tahun 2025 Terbit Oktober-Desember 2025
Publisher : Universitas Cokroaminoto Palopo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30605/biogenerasi.v10i4.7388

Abstract

Compost is an organic amendment capable of improving soil physical, chemical, and biological properties, yet its relatively low nutrient content often requires high application rates. This research aimed to evaluate the effects of different compost formulations enriched with geothermal brine on macronutrient composition and to identify the best compost–brine formulation that meets the nutrient requirements set by the Indonesian Ministry of Agriculture Regulation No. 261/2016. The study employed seven compost formulations with three replications, each supplemented with 20% geothermal brine, arranged in a randomized block design. Observed parameters included compost temperature and weight during decomposition, as well as total N, total P₂O₅, total K₂O, and total CaO content. The geothermal brine used in this study contained high concentrations of essential minerals, particularly potassium and calcium, along with relevant micronutrients such as boron. Formulations containing higher proportions of sheep manure exhibited rapid temperature increases in the initial phase, followed by faster stabilization, whereas grass-dominant mixtures decomposed more slowly due to higher lignin content and elevated C/N ratios. Among all treatments, formulation G (15% sheep manure, 60% grass, 20% coffee husk, 2.5% dolomite, and 2.5% zeolite) produced the highest levels of macronutrients—N, P, K, and Ca—surpassing other formulations and aligning with compost quality standards. Overall, incorporation of geothermal brine effectively enhanced potassium and calcium levels across all compost mixtures
Production Risk Mitigation Strategies In Small-Scale Goat Milk Industries Mutiarasari, Nurul Risti; Azzahra, Deana Feraya; Nirwanto, Yogi; Yuliyani, Leny; Rustidja, Ery Supriyadi
International Journal of Business and Quality Research Vol. 4 No. 01 (2026): Januari - March, International Journal of Business and Quality Research (IJBQR
Publisher : Citakonsultindo

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

The purpose of this research is to identify the causes and impacts of production risks and develop appropriate mitigation strategies to deal with risks at Abah Farm dairy goat farm. The data analysis design used is the House of Risk (HOR) analysis. The results of the study showed that the causes and impacts of goat milk production risks consist of the process of doe/nanny rearing, the milking process, and the packaging and distribution process. Risk mapping of goat milk production in the rearing process five activities cause the risk of goat milk production, including feeding activities, animal sanitation, cage sanitation, livestock reproduction, and livestock animal health. Furthermore, in milking goat milk, five activities are causes, namely the milking place (cage), determining the intensity and time of milking, milking preparation, the way during the milking process, and the completion of milking. In the completion and packaging of milk, two activities are caused, namely the handover stage and the goat milk packaging stage. Several mitigation strategies can be carried out, including in the process of raising mothers, the main priority of the mitigation strategy is to adjust the composition of high-protein green feed. Furthermore, in the milking process, the top priority mitigation strategy is to supervise the implementation of the goat milking standard procedure by the supervisor and in the milk packaging and distribution process, the top priority mitigation strategy is to back up goat milk production data in a separate notebook or soft file data storage on a computer or email.