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Induction of Twisting Disease Resistance on Shallot (Allium cepa var. ascalonicum) Against Twisting Disease (Fusarium oxysporum f. sp. cepae) through Biopesticide Application Wiyatiningsih, Sri; Santoso, Wahyu; Wijaya, Riko Setya; Wijayanti, Fitri
Agro Bali : Agricultural Journal Vol 7, No 3 (2024)
Publisher : Universitas Panji Sakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37637/ab.v7i3.1920

Abstract

This study aimed to develop resistance in shallot (Allium cepa) against twisting disease caused by Fusarium oxysporum by applying microorganism-based biopesticides. By inducing resistance in shallots, the research sought to explore the pathogen-host interactions, understand infection mechanisms, and establish sustainable disease management strategies. Utilizing a biopesticide approach within an organic farming framework, this study aimed to assess the effectiveness of biopesticides in inducing plant defense mechanisms. The experimental design was non-factorial and followed a randomized block structure, consisting of four treatments with three replications each: (A) Chemical pesticide and fertilizer, (B) Biopesticide applied to seeds and plants, with chemical fertilizers on soil, (C) Soil sterilization with biopesticide and pesticide application on plants, and (D) Soil sterilization with biopesticide, with biopesticide applied to seeds and plants. Observations focused on disease intensity and salicylic and jasmonic acid levels in shallot bulbs. Results demonstrated that biopesticide application successfully reduced disease incidence and increased resistance, as shown by higher levels of salicylic and jasmonic acids in treated plants. The study concluded that biopesticides are promising for enhancing systemic resistance in shallots.
Komunikasi Matematis Tulis Siswa SMP pada Materi Aljabar Ditinjau dari Kemampuan Matematika Santoso, Wahyu; Purwanto, Purwanto; Subanji, Subanji
Jurnal Cendekia : Jurnal Pendidikan Matematika Vol 7 No 1: Jurnal Cendekia: Jurnal Pendidikan Matematika Volume 7 Nomor 1 Tahun 2023
Publisher : Mathematics Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/cendekia.v7i1.1977

Abstract

This study aims to describe the written mathematical communication of class IX-F students of SMPN 2 Sumberpucung in solving algebraic problems in terms of mathematical ability. This study uses a qualitative method with a descriptive research type. There were 6 subjects in this study who were selected based on the test scores at the end of the odd semester in mathematics and taking into account the teacher's suggestions representing each category of high, medium, and low mathematical ability. Based on the research, it was found that the students with high mathematical abilities could understand the problems given, could state the information provided and the questions asked, could make a settlement plan, could solve the problems given according to the completion steps used with the correct results, could write conclusions of the solutions obtained. Students with mathematical abilities currently know the information contained in the problem but are unable to understand the given problem, can mention the information provided and the questions asked, can make a settlement plan, can solve the problem according to the completion steps used with poor results correctly, can write conclusions from the solutions obtained. Students with low mathematical abilities cannot understand the problem given, can mention the information provided and the questions asked, cannot make a settlement plan, cannot solve the problem given according to the completion steps used with incorrect results, and cannot write down conclusions from the solutions obtained.
EKSPLORASI PERAN PERCEIVED QUALITY DAN BRAND IMAGE TERHADAP REPURCHASE INTENTION PADA PRODUK KECAP BANGO Dari, Seftia Triwulan; Santoso, Wahyu; Setiawan, Risqi Firdaus
AGRICA Vol. 18 No. 2 (2025): December
Publisher : Agriculture Faculty of Flores University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/agr.v18i2.5834

Abstract

Bango soy sauce is one of the popular brands that ranks first in the Top Brand Award, but has experienced a decline in the Top Brand Index value starting in 2021, indicating a decrease in consumer repurchase intention. This decline is related to the weakened perceived quality and brand image of Bango soy sauce. Thus, the purpose of this study was to investigate the impact of brand image and perceived quality on repurchase intention among Bango soy sauce product users in Surabaya City. Surabaya City was purposefully selected as the research location, with a focus on modern retail. A total sample size of 100 respondents was determined using the Cochran formula, and the accidental sampling method was used as the sampling technique. SmartPLS 4.0 software is used for data analysis using Partial Least Squares based on Structural Equation Modeling (PLS-SEM). The analysis's findings demonstrate that repurchase intention is positively and significantly influenced by perceived quality and brand image.
Penerapan Urban Farming untuk Meningkatkan Kemandirian Pangan di Asrama Mahasiswa Nusantara (AMN) Surabaya Santoso, Wahyu; Atasa, Dita; Alfiani, Fina
Journal of Empowerment Indonesia Vol. 1 No. 2: Desember 2025
Publisher : PT. Sativa Publishing Group

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.64118/jei.v1i2.85

Abstract

Kegiatan pengabdian masyarakat ini bertujuan untuk meningkatkan kemandirian pangan mahasiswa melalui pelatihan urban farming yang dilaksanakan di Asrama Mahasiswa Nusantara (AMN) Surabaya. Metode pelaksanaan mencakup edukasi konsep urban farming, praktik pembuatan pupuk kompos dari limbah organik dapur, serta implementasi budidaya tanaman melalui sistem AMN Farming berbasis permakultur. Untuk mengukur efektivitas kegiatan, dilakukan evaluasi melalui pre-test dan post-test. Hasil pre-test menunjukkan bahwa 62% peserta berada pada kategori pengetahuan sedang hingga rendah, dengan nilai rata-rata 4,9. Namun, setelah pelatihan dilaksanakan, seluruh peserta mengalami peningkatan pengetahuan yang signifikan, dengan 100% berada pada kategori tinggi dan rata-rata skor meningkat menjadi 10,0. Hasil ini menunjukkan bahwa program pelatihan urban farming tidak hanya berhasil meningkatkan pemahaman dan keterampilan mahasiswa, tetapi juga menumbuhkan kesadaran kolektif terhadap pentingnya pengelolaan pangan dan sampah secara mandiri dan berkelanjutan. Kegiatan ini diharapkan menjadi awal dari pembangunan budaya pertanian urban di lingkungan mahasiswa.
ANALISIS FAKTOR-FAKTOR YANG MEMPENGARUHI PARTISIPASI MASYARAKAT DALAM PENGELOLAAN URBAN FARMING DI KOTA SURABAYA: Analysis of Factors Influencing Community Participation in Urban Farming Management in Surabaya City Ardiansyah, Rico Yanuar; Hendrarini, Hamidah; Santoso, Wahyu
Jurnal Ilmiah Sosio Agribis Vol. 25 No. 2 (2025): Jurnal Ilmiah Sosio Agribis Vol 25 No 2
Publisher : Study Program of Agribusiness, Faculty of Agriculture, University of Wijaya Kusuma Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30742/jisa25220254855

Abstract

Urban Farming menjadi salah satu alternatif solusi untuk mengatasi keterbatasan lahan pertanian di wilayah perkotaan sekaligus mendukung ketahanan pangan. Penelitian ini bertujuan untuk menganalisis tingkat partisipasi masyarakat dalam pengelolaan Urban Farming di Kota Surabaya dengan menekankan aspek ekonomi, ekologi, sosial budaya, edukasi & wisata, serta kesehatan. Penelitian dilakukan pada bulan April–Juni 2025 di tiga kelompok tani di Surabaya Timur dengan melibatkan 50 responden. Data dikumpulkan melalui kuesioner, wawancara, observasi, dan dokumentasi, kemudian dianalisis menggunakan metode Importance Performance Analysis (IPA). Hasil penelitian menunjukkan bahwa secara keseluruhan Urban Farming telah berjalan cukup optimal, terutama pada aspek ekologi, sosial budaya, edukasi & wisata, serta kesehatan, yang memperoleh nilai tinggi pada dimensi kepentingan dan kinerja. Aspek kesehatan menampilkan kesesuaian tertinggi antara harapan masyarakat dan pelaksanaan di lapangan. Sebaliknya, aspek ekonomi masih menunjukkan kinerja terendah dengan gap terbesar, menandakan perlunya penguatan dalam hal pengelolaan hasil, akses pasar, dan pemberdayaan ekonomi komunitas. Dengan demikian, Urban Farming di Surabaya terbukti memberikan manfaat lingkungan, sosial, dan kesehatan yang signifikan, namun perlu strategi lebih lanjut agar kontribusi ekonominya dapat dirasakan secara optimal oleh masyarakat. Kata kunci: Importance Performance Analysis (IPA), Ketahanan Pangan, Kota Surabaya, Partisipasi Masyarakat, Urban Farming. Urban Farming is an alternative solution to address limited agricultural land in urban areas while supporting food security. This study aims to analyze the level of community participation in managing Urban Farming in Surabaya City, focusing on economic, ecological, socio-cultural, educational & tourism, and health aspects. The study was conducted from April–June 2025 in three farmer groups in East Surabaya, involving 50 respondents. Data were collected through questionnaires, interviews, observations, and documentation, then analyzed using the Importance Performance Analysis (IPA) method. The results of the study indicate that overall Urban Farming has been running quite optimally, especially in the ecological, socio-cultural, educational & tourism, and health aspects, which received high scores on the importance and performance dimensions. The health aspect shows the highest satisfaction between community expectations and implementation in the field. Conversely, the economic aspect still shows the lowest performance with the largest gap, indicating the need for strengthening in terms of yield management, market access, and community economic empowerment. Thus, Urban Farming in Surabaya has been proven to provide significant environmental, social, and health benefits, but further strategies are needed so that its economic contribution can be optimally felt by the community. Keywords: Importance Performance Analysis (IPA), Food Security, Surabaya City, Community Participation, Urban Farming  
Diseminasi mesin huller inovatif sebagai teknologi tepat guna untuk mendukung produksi beras sehat pada masyarakat Desa Bendosewu, Kabupaten Blitar Sugiarto, Sugiarto; Santoso, Wahyu; Nugraha, Isna
SELAPARANG: Jurnal Pengabdian Masyarakat Berkemajuan Vol 10, No 1 (2026): February
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jpmb.v10i1.34462

Abstract

Abstrak Kegiatan pengabdian masyarakat ini bertujuan untuk mendiseminasikan mesin huller inovatif sebagai teknologi tepat guna dalam mendukung produksi beras sehat di Desa Bendosewu, Kabupaten Blitar. Pengabdian masyarakat ini diberangkat dari permasalahan mitra yaitu masih terbatasnya teknologi pascapanen yang digunakan petani, sehingga kualitas beras yang dihasilkan kurang optimal dan nilai jualnya rendah. Metode pelaksanaan meliputi uji coba mesin di Bengkel Rekayasa TTG UPN “Veteran” Jawa Timur, demonstrasi lapang bersama kelompok tani, serta evaluasi melalui pre-test dan post-test. Hasil kegiatan menunjukkan bahwa mesin huller inovatif mampu meningkatkan efisiensi waktu dan kapasitas produksi, dengan hasil beras lebih utuh, bersih, dan bernilai jual lebih tinggi. Uji beda berpasangan memperlihatkan adanya peningkatan pada pengetahuan dan keterampilan masyarakat, dari skor rata-rata pre-test 11,00 menjadi 20,33 pada post-test. Sehingga menegaskan bahwa diseminasi mesin huller inovatif efektif dalam meningkatkan kemampuan masyarakat Desa Bendosewu, Kabupaten Blitar sekaligus memperkuat kemandirian desa dalam pengolahan beras sehat. Kata kunci: diseminasi teknologi; mesin huller inovatif; beras sehat; teknologi tepat guna. Abstract This community service activity aims to disseminate an innovative huller machine as an appropriate technology to support healthy rice production in Bendosewu Village, Blitar Regency. This community service was initiated from the partner's problem, namely the limited post-harvest technology used by farmers, resulting in less than optimal rice quality and low selling value. The implementation method included a machine trial at the Engineering Workshop of TTG UPN "Veteran" East Java, field demonstrations with farmer groups, and evaluation through pre-tests and post-tests. The results of the activity showed that the innovative huller machine was able to increase time efficiency and production capacity, with rice that was more intact, clean, and had a higher selling value. Paired difference tests showed an increase in community knowledge and skills, from an average pre-test score of 11.00 to 20.33 in the post-test. This confirms that the dissemination of the innovative huller machine was effective in improving the capabilities of the Bendosewu Village community. Keywords: technology dissemination; innovative hulling machine; healthy rice; appropriate technology.