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Analisis Pengaruh Media PTC (Kentang, Tomat, dan Air Kelapa) terhadap Pertumbuhan Eksplan Jagung Manis Novianty, Fitri; Nurmalasari, Intan Rohma
JAGROS : Jurnal Agroteknologi dan Sains (Journal of Agrotechnology Science) Vol 9 No 2 (2025): JAGROS : Jurnal Agroteknologi dan Sains (Journal of Agrotechnology Science)
Publisher : Universitas Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52434/jagros.v9i2.42027

Abstract

This study aims to assess the effect of a combination of tissue culture media based on natural organic materials (potato, tomato, and coconut water) with sweet corn extract on the growth of sweet corn explants in vitro. The combination of sweet corn extract concentration (0, 50, and 100 g/L) and organic matter (0, 50, and 100 mL/L) was tested using a factorial completely randomized design (CRD) with three replications. The parameters observed included the time to grow adventitious buds, the percentage of adventitious buds, and the number of adventitious buds. The results showed that the combination of media did not significantly affect all parameters, but the combination of 100 g/L sweet corn extract with 100 mL/L organic matter tended to give better results, such as faster shoot growth time (18.25 HST). Independently, 100 g/L sweet corn extract gave a real effect on the highest percentage of adventitious shoot growth of 93%. This is due to the content of natural growth regulators, especially cytokinins, which encourage shoot growth. This study supports the potential use of natural organic materials as a tissue culture medium that is more environmentally friendly and economical, and shows the opportunity to develop sustainable tissue culture techniques based on local materials
Optimizing Growth and Yield of Napa Cabbage (Brassica rapa L.) Using Lamtoro Liquid Organic Fertilizer: Optimisasi Pertumbuhan dan Hasil Sawi Putih (Brassica rapa L.) dengan Menggunakan Pupuk Organik Cair Lamtoro Masruroh, Chairil Isna; Abror, M; Nurmalasari, Intan Rohma
Indonesian Journal of Innovation Studies Vol. 23 (2023): July
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/ijins.v24i.922

Abstract

Napa cabbage, a leafy vegetable highly sought after by Indonesian consumers due to its rich content of pro-vitamin A, ascorbic acid, and fiber, was the subject of this study. The aim was to determine the most effective concentration of lamtoro liquid organic fertilizer on the growth and yield of napa cabbage plants. The research took place in Modong Village, Tulangan District, Sidoarjo Regency, with follow-up observations conducted at the Agrotechnology Study Program Laboratory during October-December 2022. A non-factorial Randomized Group Design (RBD) was employed, consisting of 7 treatments: P0 (control), P1 (5 ml/L), P2 (10 ml/L), P3 (15 ml/L), P4 (20 ml/L), P5 (25 ml/L), and P6 (30 ml/L). The experiment was repeated 3 times, resulting in 21 experimental units, and data analysis included the 5% BNJ test. Variables observed encompassed plant height, number of leaves, root length, wet weight, dry weight, and harvest index. The findings indicated that administering lamtoro liquid organic fertilizer at the highest dose of 30 ml/L had the most significant impact on plant height and leaf number in napa cabbage plants, while other parameters such as root length, fresh weight, dry weight, and harvest index were not significantly affected.  Highlights: Importance of Napa Cabbage: The abstract highlights the importance of Napa cabbage in Indonesia due to its high nutritional content, which includes pro-vitamin A, ascorbic acid, and high fiber. Effectiveness of Lamtoro Liquid Organic Fertilizer: The study aims to determine the best concentration of lamtoro liquid organic fertilizer on the growth and yield of napa cabbage plants. The study shows that the highest dose of 30 ml/L of lamtoro liquid organic fertilizer had the best effect on the growth of plant height and number of leaves. Experimental Design: The study used a non-factorial Randomized Group Design (RBD) with 7 treatments and was repeated 3 times to obtain 21 experimental units. The variables observed included plant height, number of leaves, root length, wet weight, dry weight, and harvest index. Keywords : Cabbage, Growth, Lamtoro Liquid Organic Fertilizer, Napa, Yield
Life Cycle Assessment of Sugar Industry Supply Chain: A Comprehensive Analysis of Environmental Impacts: Penilaian Siklus Hidup Rantai Pasokan Industri Gula: Analisis Komprehensif Dampak Lingkungan Atikha Sidhi Cahyana; Iis Sugiarti; Inggit Marodiah; Intan Rohma Nurmalasari
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.7114

Abstract

This scientific article aims to address the pressing issue of food wastage, known as "mubazir pangan," in Indonesia and its adverse effects on society, economy, and the environment. Focusing on the sugar industry, the study utilizes Life Cycle Assessment (LCA) to comprehensively analyze the environmental impacts of each process in the Supply Chain Management (SCM). Data collection involves literature studies, raw material usage, production, and product distribution. The LCA reveals significant greenhouse gas emissions, acidification, and eutrophication in the supply chain activities. The results shed light on the need for optimal handling of food wastage, proposing alternative improvements derived from expert interviews at PT. Pabrik Gula. Through Analytical Network Process, the best improvement alternatives are identified to mitigate the industry's impacts. The findings contribute to sustainable practices and environmental conservation in the sugar industry, providing valuable insights for related professionals and stakeholders. Highlight: The study addresses the pressing issue of food wastage in Indonesia and its adverse social, economic, and environmental impacts, emphasizing the need for effective handling and reduction strategies. The research identifies the factors contributing to food wastage and explores their interconnections, aiming for a comprehensive approach to manage food wastage. Using Life Cycle Assessment (LCA), the study analyzes the environmental impacts of the sugar industry's Supply Chain Management (SCM), highlighting significant greenhouse gas emissions, acidification, and eutrophication in various stages. Keyword: Food Wastage, Supply Chain Management, Environmental Impacts, Life Cycle Assessment, Sugar Industry