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Pemanfaatan Limbah Produksi Tempe untuk Perbanyakan Dekomposer Kotoran Sapi di Desa Rambipuji Edi Siswadi; Fadil Rohman; Gallyndra Fatkhu Dinata; Christa Dyah Utami; Abdurrahman Salim; Muhammad Shodik; Mochammad Syafiq Syauqi
SEJAGAT : Jurnal Pengabdian Masyarakat Vol. 2 No. 3 (2025): Desember
Publisher : P3M Politeknik Negeri Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25047/sejagat.v2i3.6783

Abstract

Program pengabdian kepada masyarakat ini bertujuan untuk mendukung penerapan Integrated Farming System di Desa Rambipuji, Kabupaten Jember, melalui inovasi pemanfaatan limbah cair produksi tempe sebagai media perbanyakan dekomposer. Limbah rendaman kedelai yang dihasilkan oleh industri rumah tangga tempe memiliki kandungan bahan organik tinggi seperti protein, karbohidrat, dan mineral, yang sangat potensial sebagai sumber nutrisi bagi mikroorganisme pengurai. Dekomposer hasil perbanyakan kemudian dimanfaatkan dalam proses pengolahan bahan organik dari sektor peternakan, khususnya kotoran sapi, menjadi pupuk kompos. Kegiatan ini dilaksanakan dengan metode partisipatif melalui sosialisasi, pelatihan, praktik lapang, dan pendampingan teknis kepada kelompok tani setempat. Hasil kegiatan menunjukkan bahwa masyarakat mampu memperbanyak dekomposer secara mandiri dengan memanfaatkan limbah produksi tempe serta menggunakannya untuk mempercepat proses pengomposan. Penggunaan dekomposer lokal terbukti mempercepat waktu fermentasi dan menghasilkan kompos dengan ciri fisik yang memenuhi kriteria kompos matang. Aplikasi kompos pada lahan pertanian menunjukkan pertumbuhan tanaman padi yang lebih baik dibandingkan tanpa perlakuan kompos. Program ini memberikan dampak positif terhadap peningkatan keterampilan masyarakat, pengurangan pencemaran lingkungan, serta peningkatan produktivitas pertanian secara terpadu.
RESPON HASIL PRODUKSI DUA VARIETAS TANAMAN KACANG TANAH (Arachis hypogaea L.) TERHADAP PENGGUNAAN BIOCHAR TEMPURUNG KELAPA Mohammad Dwi Ferdy Pradana; Christa Dyah Utami; Ilham Muhklisin; Trisnani Alif; Devina Cinantya Anindita
Mediagro: Jurnal Ilmu-ilmu Pertanian Vol 22 No 2 (2026): MEDIAGRO
Publisher : Universitas Wahid Hasyim

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31942/mediagro.v22i2.15294

Abstract

Peanut production in Jember Regency from 2020 to 2024 has experienced a significant decline. One of the contributing factors is the excessive use of inorganic fertilizers. Therefore, it is necessary to apply cultivation techniques that can restore soil fertility, such as biochar application. This study aimed to analyze the growth and yield responses of two peanut varieties to the application of coconut shell biochar. The research was conducted from June to November 2025 in Patemon Village, Pakusari District, Jember Regency, East Java, Indonesia. The experimental design used was a factorial randomized block design with two factors. The first factor was peanut variety, consisting of two levels: Katana 2 and Tala 1. The second factor was the dose of coconut shell biochar, consisting of five levels: 5, 10, 15, 20, and 25 tons ha⁻¹. The observed variables included plant height, number of leaf stalks, number of branches, pod weight per plot, number of filled pods, weight of fresh filled pods, weight of dry filled pods, and 100-seed weight per plot. The data were analyzed using analysis of variance (ANOVA). When significant differences were detected, further analysis was performed using the Least Significant Difference (LSD) test. The results showed that a biochar dose of 20 tons ha⁻¹ produced the highest number of filled pods, while a dose of 15 tons ha⁻¹ resulted in the highest fresh filled pod weight.
The Response of Arthropod Diversity in Rice (Oryza sativa L.) to Application of Brotowali (Tinospora crispa L.) Stem Botanical Insecticide Novan Revansyah Bambang Syafrizal; Christa Dyah Utami; Rudi Wardana; Trisnani Alif; Dewi Puspa Arisandi; Devina Cinantya Anindita
Futures in Agro-Food Economics and Logistics Analytics Journal Vol. 2 No. 1 (2025): December
Publisher : PT Litera Integra Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.67580/fafela.v2i1.20

Abstract

Botanical insecticide from Brotowali (Tinospora crispa) stems offers an alternative pest control method that is safer for non-target organisms. This study aimed to identify the bioactive compounds of Brotowali stems, determine LC₉₅ toxicity, and evaluate its effects on arthropod diversity and rice yield. Research was conducted at the Bioscience and TPB Laboratories of Politeknik Negeri Jember and in rice fields at Balung Lor Village, Jember. Arthropods were collected using sweep nets, sticky traps, yellow pan traps, and pitfall traps. Field trials compared plots treated with either fipronil or Brotowali bioinsecticide. GC-MS analysis revealed dominant compounds: hexadecanoic acid (17.40%), oleic acid (16.25%), and acetic acid (11.82%). LC₉₅ toxicity was 40.178%. Arthropod observations recorded 2,090 individuals from 32 species in the Brotowali plot, versus 872 individuals from 27 species in the fipronil plot. Both treatments showed moderate diversity (H), no species dominance (C), moderate richness (R), even distribution (E), and high similarity (91.53%). Rice yield differed significantly (Mann-Whitney test), Overall, Brotowali stem bioinsecticide maintained arthropod diversity and improved rice yield, showing potential as an eco-friendly pest control strategy.
Response of Two Rice Varieties (Oryza sativa L.) to Close Planting Distances Faizatul Nikmah; Tirto Wahyu Widodo; Ilham Mukhlisin; Christa Dyah Utami
Futures in Agro-Food Economics and Logistics Analytics Journal Vol. 2 No. 1 (2025): December
Publisher : PT Litera Integra Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.67580/fafela.v2i1.21

Abstract

Rice (Oryza sativa L.) play an important role as a major food source to meet the needs of densely populated communities. The use of superior varieties and planting at the right distance can significantly increase production, thereby supporting optimal growth and maximum yields. This study was conducted from July to October 2023. This research was arranged in a factorial randomized block design (RBD), involving two factors: the first factor included dense planting distances, namely 40 cm × 25 cm × 25 cm, 30 cm × 25 cm × 25 cm, and 20 cm × 25 cm × 25 cm; while the second factor was rice varieties, namely Ciherang and Situbagendit. The analysis of the results showed that the interaction between planting distance and variety did not have a significant effect on the various parameters measured. However, the 30 cm × 25 cm × 25 cm planting distance produced superior performance in most growth and production indicators, such as plant height reaching 92.31 cm, number of tillers 22.64, number of panicles 16.72, and grain weight per plot 413.50 g. The Situbagendit variety also stood out with optimal results compared to Ciherang, as seen in plant height of 94.95 cm, dry weight of 67.88 g, and weight of 1,000 grains of 278.46 g. The absence of significant interaction indicates that the effect of planting distance is more due to competition between individual plants, while variety differences are more dependent on genetic characteristics. Therefore, the combination of a 30 cm × 25 cm × 25 cm planting distance with the Situbagendit variety is recommended as the optimal choice for increasing rice plant productivity. Keywords: planting distance, plant population, rice productivity
Isolation and Screening of Endophytic Bacteria Against Colletotrichum sp. Causing Antracnose in Edamame Gallyndra Fatkhu Dinata; Christa Dyah Utami; Devina Cinantya; Fadil Rohman; Ferril Muhammad Nur
Futures in Agro-Food Economics and Logistics Analytics Journal Vol. 2 No. 1 (2025): December
Publisher : PT Litera Integra Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.67580/fafela.v2i1.23

Abstract

Edamame (Glycine max L. Merr.) is a horticultural commodity with high potential as a protein-rich functional food, in line with the increasing demand from both domestic and export markets. However, edamame productivity in Indonesia continues to face serious constraints due to anthracnose disease caused by Colletotrichum sp. This pathogen can infect nearly all parts of the plant and significantly reduce both yield quality and quantity. Conventional control strategies relying on synthetic fungicides have raised various negative impacts; therefore, alternative approaches that are environmentally friendly and sustainable are urgently required. This study aimed to isolate endophytic bacteria from edamame plant tissues and to screen their antagonistic activity against Colletotrichum sp. Endophytic bacteria were isolated from the roots, stems, and leaves of edamame, followed by antagonistic assays using the dual culture method. The results revealed several endophytic bacterial isolates with varying abilities to inhibit the growth of Colletotrichum sp. Selected isolates exhibited high inhibition percentages and did not induce hypersensitive reactions in tobacco assay, indicating their potential to be further developed as biological control agents in edamame disease management systems.