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Improving Village Community Skills with Local Corn Food Creations in Giriwoyo, Wonogiri Regency: MENINGKATKAN KETERAMPILAN MASYARAKAT DESA DENGAN KREASI BAHAN PANGAN LOKAL JAGUNG DI GIRIWOYO KABUPATEN WONOGIRI Sumarmi, Sumarmi; Triyono, Kharis; Karyantina, Merkuria; Handayani, Dewi; Rosariastuti, MMA Retno
Adi Widya : Jurnal Pengabdian Masyarakat Vol 9 No 1 (2025): Adi Widya: Jurnal Pengabdian Masyarakat
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33061/awpm.v9i1.11661

Abstract

This community servis aims to improve the skills of the people of Giriwoyo village, Wonogiri, through training in the creation of local corn food. The methods used include practical training and demonstrations on making various processed corn-based products, such as cakes and snacks. Apart from that, this activity also succeeded in creating awareness of the potential of corn as a food source with economic value. It is hoped that participants can utilize the skills acquired to develop small businesses, increase income, and contribute to the welfare of local communities.
Effect of biological agents on chlorpyrifos content in soil and bulbs, soil fertility, and shallot (Allium ascalonicum L.) yield Saputri, Agustin Ayu; Rahayu, Rahayu; Widijanto, Hery; Cahyani, Vita Ratri; Rosariastuti, Retno
Journal of Degraded and Mining Lands Management Vol. 12 No. 5 (2025)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15243/jdmlm.2025.125.8735

Abstract

Continuous pesticide application in shallot (Allium ascalonicum L.) cultivation can reduce soil chemical and biological fertility, potentially leading to the accumulation of pesticide residues. Sustainable agricultural practices are therefore needed to restore soil fertility and improve shallot yield. This study was conducted as a field experiment using a randomized complete block design with a single-factor treatment, namely the type of biological agent: control (BA0), Atlantibacter hermannii (BA1), Pseudomonas sp. (BA2), Indigenous bacterial consortium (BA3), Eco enzyme (BA4), and Biofilm (BA5) from Mount Lawu's western slopes. Each experimental treatment was repeated five times, resulting in a total of 30 units. Statistical analysis was done using analysis of variance (ANOVA), followed by Duncan multiple range test (DMRT) and Pearson correlation. The parameters observed included chlorpyrifos levels, chemical and biological characteristics, and shallot yield. The results of the study indicate that Atlantibacter hermannii (BA1) reduced soil chlorpyrifos content by 64.62% and increased shallot yield by 41.44%. Eco enzyme (BA4) and biofilm (BA5) were the most effective in lowering chlorpyrifos accumulation in bulbs, with reductions of 42.31% and 38.46%, respectively. Regarding soil fertility, BA1 increased available phosphorus by 30.32%, Pseudomonas sp. (BA2) increased available potassium by 12%, and BA4 increased total nitrogen by 18.18%; however, the improvements from BA2 and BA4 were similar to those from BA1. Overall, Atlantibacter hermannii (BA1) and eco enzyme (BA4) emerged as the most promising biological agents for reducing pesticide residues, enhancing soil fertility, and increasing shallot production, highlighting their potential application in sustainable agriculture.
The Influence of Length of Rehabilitation Process for Ex-Nickel Mining Land on Soil pH, Soil Organic Matter, Population and Distribution of Soil Microbes Priono, Timur; Rosariastuti, Retno; Sudadi, Sudadi; Mujiyo, Mujiyo; Dewi, Widyatmani Sih
Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering) Vol. 14 No. 1 (2025): February 2025
Publisher : The University of Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtep-l.v14i1.99-106

Abstract

This study aimed to analyze the influence of rehabilitation length process of the ex nickel mining land on soil pH, SOM, population and soil microbial distribution in East Halmahera, North Maluku, Indonesia. Purposive sampling method was taken under completely randomized design (CRD) with variation of rehabilitation length process: 0, 2, 4, 6, and 8 years. The parameter included soil pH, SOM, population and soil functional bacteria. Data was analyzed using ANOVA and continued by Duncan Multiple Range Test (DMRT) at 5% error level. The result showed the length of rehabilitation process can reduce soil pH, increasing bacteria and fungi population. Four years of rehabilitation process in 2020-Nancy with special treatment of intensive watering resulted the best soil quality characterized by soil pH 6.48, SOM 4.03%, bacteria population of 85 × 10¹ CFU/g, fungi population of 7 × 10¹ CFU/g, non-symbiotic nitrogen-fixing bacteria of 7.0 × 10¹ CFU/g, phosphate-solubilizing bacteria of 0.5 × 10¹ CFU/g, potassium-solubilizing bacteria of 1.0 × 10¹ CFU/g, and proteolytic bacteria of 3.0 × 10¹ CFU/g. The rehabilitation length of 4 years with intensive watering is recommended to provide nutrient and soil microbial on ex-nickel mining rehabilitation. Keywords: Bacteria, Fungi, Nickel, pH, SOM.
Fitoremediasi Logam Kromium di Tanah Sawah dengan Rami (Boehmeria nivea) dan Environmental Health Agriculture System (EHAS) Aji, Alfian Chrisna; Masykuri, Mohammad; Rosariastuti, Retno
Bioeksperimen: Jurnal Penelitian Biologi Vol 5, No 2: September 2019
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/bioeksperimen.v5i2.9232

Abstract

Chromium metal is one of the heavy metal wastes from various industries and is persistent for the agricultural environment, especially in rice fields. Chromium metal can change biodiversity and ecosystem function in paddy soil. Chromium metal phytoremediation that pollutes paddy soils with hemp (Boehmeria nivea) is important because paddy soils play a role as a living medium for food crops, especially rice (Oryza sativa). One indicator of the success of phytoremediation is the reduction of chromium metal content in the soil, so it requires a policy system to maintain a healthy environmentally friendly agriculture. This study aimed to determine the ability of Boehmeria nivea to reduce levels of chromium metal in the soil and provide policy solutions to keep environmentally healthy agriculture. This study used a complete randomized block design, random sampling of chromium metal data. The results showed the initial concentration of chromium metal in the soil was 2.36 ppm, after treatment with the interaction between Agrobacterium sp. I3 with Boehmeria nivea (P0B1T1) and interaction of organic matter (compost) with Boehmeria nivea (P0B2T1) obtained Cr 1.37 ppm metal content with a decrease of 42.01%. The resulting policy solution is the Environment Health Agriculture System (EHAS). The conclusion of this study was phytoremediation of chromium metal using Boehmeria nivea combined with the Environment Health Agriculture System can create a healthy environmentally friendly agricultural system.