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Potensi Trichoderma sp. Indigenus Gorontalo sebagai Dekomposer Limbah Tanaman Jagung Iswati, Rida; Abadi, Abdul Latief; Aini, Luqman Qurata; Soemarno, Soemarno; Asnawi, Asnawi; Pulogu, Siska Irhamnawati; Rudin, Sofyan Sudirman
Jurnal Ilmu Pertanian Indonesia Vol. 29 No. 2 (2024): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18343/jipi.29.2.163

Abstract

Using decomposers of fungi to increase the composting process is very necessary. The research aims to determine the potential of Trichoderma sp. Gorontalo local isolate as a decomposer of maize stover. The research was carried out from November 2022‒January 2023 at the Biological Agents Laboratory, Agricultural Plant Protection Center, Gorontalo Province Agricultural Department. This research determined the ability of six isolates of Trichoderma, namely TZ11DI1 (T. asperellum), TZ21BN2 (T. breviconvenctum), TZ21BT1 (T. virens), TZ12PO1 (T. ghanence), TZ21DU1 (T. reesei), TZ21LU1 (T. dorothopsis), and control (EM4) to produce cellulase and as a maize stover decomposer. The parameters observed were the clear zone in the isolate growing media as well as the physical and chemical characteristics of the compost produced. The results showed that Trichoderma isolates produced cellulase and potential as a decomposer for maize stover, as indicated by the ability to increase NPK nutrient levels and reduce the C/N ratio of maize stover compost. Keywords: compost, decomposer, maize stover, Trichoderma
Sustainability Assessment of Integrated Pest Management Rice Farms to Enchange Food Security in Kediri District Parmawati, Rita; Widagdo, Setyo; Soemarno, Soemarno; Supriyanto, Supriyanto; Putra, Indra Purnama; Muktiyanto, Didik; Gumelar, Galif; Galisong, Ridwan Danuarta
Agrisocionomics: Jurnal Sosial Ekonomi Pertanian Vol 9, No 3 (2025): November 2025
Publisher : Faculty of Animal and Agricultural Science, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/agrisocionomics.v9i3.25023

Abstract

As one of the regions with the potential to become a national food production center, Kediri District in East Java has initiated the implementation of an organic farming system. To ensure the long-term viability of this agricultural system, it is essential to assess its level of sustainability. The objective of this study is to conduct a sustainability analysis to ascertain the status of sustainability and optimization strategies for IPM rice farming in the district. The research was conducted in Kediri District, with samples of Sugihwaras Village and Pandantoyo Village, involving a total of 100 respondents. These respondents were then interviewed to measure the six dimensions and 51 attributes used in the study. The data was analyzed using Multidimensional Scaling (MDS) RAP-IPM, and a prospective analysis was subsequently conducted. The results indicate that the sustainability scores for each dimension are as follows: ecology (83.29), technology (78.21), policy (81.31), and institutional (79.31), which suggest a very sustainable status. In contrast, the social dimension (60.19) is moderately sustainable, while the economic dimension (38.92) is classified as less sustainable. The average value of all these dimensions is 70.2, which can be considered quite sustainable. Within each dimension, there are sensitive attributes that are related to its sustainable status. These attributes are a key factor in the formulation of implementation strategies to encourage food security in Kediri District. The prospective analysis of the key factors indicates that most of these factors are situated in Quadrant II, signifying a high level of influence and dependence. To promote resilience effectively and efficiently in Kediri District, it is essential to prioritize strategies that consider the pivotal factors within Quadrant II.
DEMOKRATISASI TEORI ORGANISASI MENURUT PERSPEKTIF POSTMODERNISME Soemarno, Soemarno
Jurnal Analisis Bisnis Ekonomi Vol 2 No 2 (2004)
Publisher : Universitas Muhammadiyah Magelang

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Abstract

Modernisme theory model, such as autrocratic, custodial, supportifand kolegial, is an organization theory which can fulfill the human needs more than tha last 100 year. With the end modernism life cycle, then appear a new merk, postmodernisme have 3 version organization theory that is postbureaucacy, philosophy meddling with periodic and de differentiation. Based on the tend of democratic model which ove continue, so the Z theory is an organization theory, which is the form of integration organization theory and supportif model with kolegial, between the typical of success Japan's company and American's culture, is a postmodernisme organization which the form and the concrete democratic characteristic from postmodernisme perspectif. Postmodernisme and the Z theory is interrelated together, without put asied with the weakness.
Community Perception on Flats Development as a Living House in Urban Area, Singosari Sub-District, Malang Regency Halim, Lusiani Ferelia; Rachmansyah, Arief; Soemarno, Soemarno
Jurnal Pembangunan dan Alam Lestari Vol. 16 No. 2 (2025): Jurnal Pembangunan dan Alam Lestari
Publisher : Postgraduate School of Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jpal.2025.016.02.06

Abstract

The increase in land limitation as a living space triggered the higher price in the Malang area, thus becoming unaffordable for low-income communities. This problem causes the shift of land choices to the border area, as happened in the Singosari sub-district. But unfortunately, the trend of housing as a current model of housing development will impact the reduction of land space, land conversion, slums, reduced water catchment area, etc. The development of flats is considered to be more appropriate for the sustainable development concept. This study aims to determine the community interest and to know the level of economic affordability for the development of a flats model, especially for low-income communities in Singosari. To support this research, we made 2 designs of flat buildings. This research was conducted at Bumi Mondoroko Raya housing (37.62 Ha). This housing focuses on providing living housing for low-income communities.  We use a descriptive qualitative method and quantitative methods through the distribution of questionnaires. The result shows that the community can not accept the house with the flats model, although they can reach the selling price of flats as 95.24% economically by utilizing the subsidized mortgage for 20 years. Keywords: Flats, Low Income Community, Interest
Spatial Characterization of NDVI-Based Vegetation Density in Smallholder Coffee Plantation on Mount Kawi’s Southern Slopes Sholikah, Dinna Hadi; Maharani, Nabilla Putry; Kusuma, Ramadhani Mahendra; Bella, Dewi Shasa; Sembiring, Yoga Gregorius; Wijayanti, Fitri; Soemarno, Soemarno
Journal of Applied Agricultural Science and Technology Vol. 9 No. 4 (2025): Journal of Applied Agricultural Science and Technology
Publisher : Green Engineering Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55043/jaast.v9i4.494

Abstract

Indonesia’s coffee cultivation covers 1.25 million hectares, predominantly managed by smallholders (98.14%). Malang Regency, a key production area in East Java, experienced a sharp yield decline from 29,728 tonnes (2021) to 14,151 tonnes (2022). This study investigates smallholder plantations in the Kletek sub-watershed, emphasising the role of shade vegetation in coffee growth. Shade density critically influences productivity and ecological resilience. To support sustainable management, vegetation cover is assessed via remote sensing using the Normalised Difference Vegetation Index (NDVI), enabling spatial analysis of canopy structure. This research aims to analyse the types of coffee shade trees on smallholder coffee farms. NDVI is used to distinguish differences in land cover, including coffee shade. The study employed a land survey using the grid method with 30 observation points. Spatial analysis involves spectral transformation of Sentinel-2A Harmonised imagery, while statistical analysis uses correlation tests. Smallholder coffee farms in the Kletek Sub-watershed feature shade plants such as lamtoro, mahogany, and banana trees. NDVI values across these plantations ranged from moderate (0.4–0.5) to very high (>0.6) vegetation density, showing a strong correlation with land cover conditions (r = 0.80). This confirms NDVI as an effective remote sensing tool for assessing shade vegetation, significantly influencing coffee productivity and ecological resilience. The findings support NDVI-based monitoring for precision agriculture and adaptive management, with scalable applications in sustainable land-use planning, agroforestry optimisation, and climate-resilient coffee cultivation in regions such as Malang Regency, where production has declined.
Co-Authors Abdul Latief Abadi Abdul Wahid Hasyim Achmad Wicaksono Ahadi, Muhammad Yanuar AHS Salendu, AHS Alfathin, Syifa Chairani Ali Sulaiman Alista, Febri Ayu Amin Leksono Amin Setyo Leksono Andri Sanityoso Aniek Masrevaniah Anisa Zairina Anthon Efani Apriliani , Adini Ardhila Ayu Prasetyowati Arief Rachmansyah Asihing Kustanti Asnawi Asnawi Aulia Hanuf, Atiqah B Polii, B Bagyo Yanuwiadi Bambang Rahadi Bella, Dewi Shasa BS, Sumitro Burhamtoro Burhamtoro, Burhamtoro Bushron, Raushanfikr Chatarina Umbul Wahyuni Diana Arfiati Edrial Evi Veronica Fitri Wijayanti FX Pridady Galisong, Ridwan Danuarta Gumelar, Galif H. M. Sjaifoellah Noer Hadi Sholikah, Dinna Hadi, Deby Wahyuning Halim, Lusiani Ferelia Hanuf, Atiqah Aulia Ieke Wulan Ayu Ifadah, Nisfi Fariatul Irsan Hasan Laurentius Lesmana Luchman Hakim Luqman Qurata Aini Lutfi, M. Wasilul M. Bisri MA, Widodo Maharani, Nabilla Putry Maryunani Maryunani, Maryunani Mimit Primyastanto Mochammad Fattah, Mochammad Mohammad Mahmudi Muklisin, Ajral Muktiyanto, Didik Naufal, Raihan Novianty, Puput Cindy Nuddin Harahab Nurlita Indah Wahyuni, Nurlita Indah Nurul Akbar Parmawati, Rita Prabowo Harliando, Dimas Pudji Purwanti Putra, Indra Purnama Ramadhani Mahendra Kusuma Ramadhani, Muhammad Hibatullah Regina R. Butarbutar Retno Astuti Retno Suntari Rida Iswati Rino Alvani Gani Riyanto, Saniya Reizta Rony Irawanto Rudin, Sofyan Sudirman Sahri Muhammad Sandra Dhesitta Putri, Sandra Dhesitta Saputra, Iwan Sembiring, Yoga Gregorius Setyo Widagdo Sigit Wicaksono, Kurniawan Siska Irhamnawati Pulogu Siti Mechram Sjaifoellah Noer Sugeng Prijono Sugeng Priyono Sukmajati, Rahmanda Muhammad Sumedi Sumarsono Supriyanto Supriyanto Syarof, Zahrotun Naylis Unggul B. Husodo Usman Usman Wike Agustin Prima Dania Yanuhar, Uun Yulma, Yulma Yumna, Alifa Yuswono Hadi Zahro Fatiha, Chosa