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Studi Evaluasi Sistem Drainase Air Limpasan Permukaan Di Site Gurimbang Mine Operation PT Berau Coal Secilia, Melinda Priskila; Bisri, Mohammad; Andawayanti, Ussy
Jurnal Teknologi dan Rekayasa Sumber Daya Air Vol. 3 No. 2 (2023): Jurnal Teknologi dan Rekayasa Sumber Daya Air (JTRESDA)
Publisher : Fakultas Teknik, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtresda.2023.003.02.061

Abstract

Site Gurimbang Mine Operation (GMO) ialah site penambangan oleh PT Berau Coal yang menerapkan metode penambangan terbuka. Metode ini akan menyebabkan terbentuknya cekungan yang luas sehingga berpotensi menjadi daerah tampungan air saat terjadi hujan. Air tidak dapat dialirkan di luar wilayah dapat menggangu kegiatan operasional penambangan, oleh karena itu aspek hidrologi harus sangat diperhatikan. Evaluasi sistem drainase di GMO sejauh ini menggunakan software HEC-RAS untuk menghitung kapasitas tampung salurannya. Studi ini ditujukan untuk melakukan pemodelan software SWMM sebagai terobosan baru dalam melakukan evaluasi sistem drainase. Dilakukan evaluasi terhadap kapasitas tampung saluran ditinjau dari teknologi drainase yang digunakan dan kerapatan aliran memanfaatkan pemodelan software HEC-RAS 6.2 serta SWMM 5.2. Serta analisa perbandingan hasil running simulasi antara HEC-RAS dan SWMM, sehingga nantinya dapat diketahui kekurangan dan kelebihan dari kedua software tersebut. Kedua software tidak menunjukan kapasitas saluran drainase dengan skala angka, namun kedua software tersebut menggambarkanya dalam bentuk simulasi yang berbeda pada setiap titik saluran yang dimodelkan. Pada HEC-RAS fitur view disajikan melalui fitur view cross section, view profiles, view 3d multiple cross section plot. Sedangkan pada SWMM terdapat fitur view profiles, view time series plot, fitur halaman map,dan fitur query. Hasil running kedua software tidak dapat dibandingkan karena menghasilkan tabel dengan output yang berbeda. hasil running simulasi software HEC-RAS saluran dinyatakan aman pada saat nilai W.S. Elev (elevasi muka air saluran) dibawah nilai Ground (elevasi tinggi tanggul saluran). SWMM menyatakan saluran aman atau tidak meluap ketika nilainya Max/Full Depth (tinggi maksimum saluran hasil simulasi) tidak melebihi dari tinggi saluran eksisting, atau bisa juga dilihat melalui fitur query Namun dari berbagai kelebihan yang ditawarkan oleh SWMM dapat disimpulkan bahwa secara penggunaan SWMM jauh lebih praktis dari pada HEC-RAS dalam memodelkan sistem drainase tambang yang ada.
Analisis Status Kualitas Air di Sungai Porong yang Tercemar oleh Deterjen terhadap Respon Hematologi Ikan Java Barb (Barbonymus gonionotus) Caesar, Nico Rahman; Yanuhar, Uun; Faqih, Abd. Rahem; Anitasari, Septi; Ciptadi, Gatot; Musa, Muhammad; Bisri, Mohammad; Sumsanto, Muhammad; Wardani, Nezya Pramudya
Jurnal Penelitian Pendidikan IPA Vol 10 No 6 (2024): June
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v10i6.6170

Abstract

The Porong River is one of the rivers that faces high anthropogenic impacts, such as surfactant waste from detergents. The hematology of Javanese carp (Barbonymus gonionotus) serves as a sentinel organism that can be used as a biomarker for the waters of the Porong River. The aim of this study is to analyze the water quality status of the Porong River polluted with surfactants using the STORET method, as well as its impact on the hematology of Javanese carp using regression and correlation analysis. The research employed a descriptive survey method. The results of the study indicated that the Porong River was categorized as moderately polluted. The average highest surfactant concentration reached 7.2 mg/L, leading to an increase in TSS to 107.95 mg/L and a decrease in DO to 1.80 mg/L. Surfactants exhibited a negative correlation with erythrocytes (91.2%), hematocrit (47.7%), and hemoglobin (60.6%), indicating that the higher the surfactant concentration, the lower the number of erythrocytes, hematocrit levels, and hemoglobin levels in Javanese carp. Conversely, there was a positive correlation between surfactants and leukocytes (56.7%) and blood glucose (66.7%), suggesting that the higher the surfactant concentration, the higher the number of leukocytes and blood glucose levels in Javanese carp.
Empowering the Economy of Plasma Farmers of “PT Arda and Omid Farm” through Feed-Entrepreneur Activities in Pangpong Village Kusmartono, Kusmartono; Bisri, Mohammad; Muluk, Mujibur Rahman Khairul; Muttaqin, Syariful; Ndaru, Poespitasari Hazanah; Kartika, Aprilia Dwi; Herlina, Herlina
Journal of Innovation and Applied Technology Vol 11, No 2 (2025)
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/10.21776/ub.jiat.2025.011.02.07

Abstract

The Doktor Mengabdi Program in Pangpong Village aims to empower small-scale plasma farmers under PT Arda and Omid Farm by developing a self-sufficient livestock community. This initiative enhances economic growth through feed entrepreneurship and modern cattle farming. The program benefits 29 partnered farmers managing 58 beef cattle. It includes extension services, training in efficient feed production, and practical workshops on improving feed quality. Farmers also receive education on livestock management and marketing strategies to support sustainable businesses. Regular field visits ensure effective adoption of new practices, while profitability analysis evaluates economic impacts. Key outcomes include improved farmer expertise in feed management, increased feed quality and quantity, and the establishment of profit-oriented cattle farming. A major achievement is the development of a Mini Feedmill, supporting sustainable feed production and long-term livestock farming success. This program significantly boosts farmer income and strengthens the local cattle industry.
Enhancing Feed Management Practices within the "Tani Agung" Beef Cattle Farming Cooperative in Dumajah Village, Bangkalan Regency Mashudi, Mashudi; Bisri, Mohammad; Muluk, Mujibur Rahman Khairul; Muttaqin, Syariful; Ndaru, Poespitasari Hazanah; Kartika, Aprilia Dwi; Herlina, Herlina
Journal of Innovation and Applied Technology Vol 11, No 2 (2025)
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jiat.2025.011.02.08

Abstract

The Doktor Mengabdi Program in Dumajah Village aims to address challenges faced by the Tani Agung farmers group through five key strategies: (1) enhancing farmers' knowledge via extension services and training in good cattle farming practices; (2) increasing feed availability by promoting the cultivation of superior forage such as elephant grass, odot grass, and indigofera; (3) improving feed quality through ammonia treatment of agricultural waste to optimize local resources; and (4) implementing feed management techniques, including flushing and steaming-up for breeding cattle. Program activities include training sessions, forage planting, practical workshops on ammonia-treated feed production, and the adoption of Mini Feedmill technology for Total Mixed Ration (TMR) production. The program results in improved farmer knowledge, enhanced feed quality and availability, and increased livestock productivity, ultimately boosting farmer income and welfare, supported by the establishment of a Mini Feedmill facility.
Co-Authors Abdul Aziz Abdul Rahem Faqih Achmad Hariyadi Achsan Achsan Adipadang Yudono Andi Kurniawan Andy Fefta Wijaya Ardiyana, Mita Arianti, Natalia Deassy Arief Rachmansyah Ayu Pratama Putri, Ayu Pratama Budiyanto, Ari Sugeng Cahyani Ainin Dewa, Faralisintia Junia Surya Dian Dinanti Dian Sisinggih Donny Harisuseno Donny Harisuseno Dwi Priyantoro Emma Yuliani Ery Suhartanto Evi Nur Cahya Fabrina Dwi Purnamasari Fadillah Putra Fajar Arif Nurdin Faqih, Abdurrachman Farliani, Danisa Putri Fauzia Sonia, Fauzia Febrianto, Ridwan Fitriani, Naila Zahro Friyana, Acha Octa Gatot Ciptadi Gunawan Prabowo, Gunawan Gunawan Prayitno Hadi Suyono hari siswoyo Harimurti Harimurti Harvy Irvani Herlina Herlina Hermawan Meidy Kurnianto Imam Santoso Jadfan Sidqi Fidari Janitra, Ezra Jenny Ernawati Joko Suparmanto Julkarnain, Donny Setyaelvanda Kartika, Aprilia Dwi Kusmartono Kusmartono Lily Montarcih Limantara Linda Prasetyorini Luchman Hakim Lufira, Rahma Dara Maftuch Maftuch Maftuch Maftuch Mashudi Mashudi Maulidya, Lia Nur Izza Mayang Wigayatri Misbahul Munir Moh. Khusaini Mohammad Solichin, Mohammad Mohammad Taufiq Mudinillah, Adam Muhammad Musa Muhammad Ruslin Anwar Muhammad Sumsanto Mujibur Rahman Khairul Muluk Nadia Pusparini Nafi'a, Futicha Elma Dina Napitupulu, Ruth Erditha Nico Rahman Caesar Nindya Sari Nugroho, Himawan Dwi Pitojo Tri Juwono Poespitasari Hazanah Ndaru Putra, Rizky Almarendra Wirawan Rahmah Dara Lufira Rini Wahyu Sayekti Rispiningtati Rispiningtati Riyanto Haribowo Roganda Parulian, Roganda Rosihan Asmara Runi Asmaranto Rusdiana Setyaningtyas Secilia, Melinda Priskila Septi Anitasari, Septi Sorey, Teddy Dolfie Sri Wahyuni Sumiadi, Sumiadi Suprapedi Syafira, Annisa Zuyyinani'ma Syariful Muttaqin Titah Andalan Norman Prastya Tonny Sahusilawane Tri Budi Prayogo, Tri Budi Ugroseno, Wahyu Ussy Andawayanti Vanadani Pranantya Wardani, Nezya Pramudya Yanuhar, Uun