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Journal : BIOLOVA

IDENTIFIKASI BAKTERI PEREDUKSI SULFAT PADA KAWAH AIR PANAS NIRWANA SUOH LAMPUNG BARAT Saputra, Beny; Sutanto, Agus; Cholvistaria, Mia; Suprayitno, Suprayitno; Rahmawati, Nala
BIOLOVA Vol. 2 No. 2 (2021): Volume 2 Nomor 2 Agustus 2021
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/biolova.v2i2.1089

Abstract

Abstrak: Bakteri pereduksi sulfat atau Sulfate-reducing bacteria (SRB) adalah jenis bakteri obligat anaerob kemolitrotof memanfaatkan donor electron H2. Kemampuan SRB mereduksi sulfat menjadi sulfida mampu mengendapkan logam toksik meliputi Cd, Cu, dan Zn sebagai logam sulfida. SRB memerlukan substrat organik seperti asam piruvat yang dihasilkan oleh aktivitas anaerob lainnya. Mekanisme SRB dalam melakukan reduksi sulfat, sulfat digunakan sebagai sumber energi sebagai akseptor elektron dan menggunakan sumber karbon (C) sebagai donor elekton dalam metabolisme dan bahan penyusun sel. Pada kondisi anaerob bahan organik akan berperan sebagai donor elektron. Pembentukan senyawa sulfida melalui proses reduksi yang ditandai oleh penambahan elektron dari bahan organik yang menyebabkan turunnya konsentrasi sulfat dan naiknya pH lingkungan. SRB pada kawah air panas nirwana ini hidup secara anaerob pada suhu lingkungan 600C - 1000C dengan pH 7,4 tingkat kekeruhan air cukup keruh dan kandungan air yang mengandung blerang dengan indikator bau seperti telur busuk dan lingkungan sekitar terdiri dari sedimen batu kapur. Abstract : Sulfate-reducing bacteria (BPS) is a type of chemolithotroph obligate anaerobic bacteria that utilize H2 electron donors. The ability of BPS to reduce sulfate to sulfide is able to precipitate toxic metals including Cd, Cu, and Zn as metal sulfides. BPS requires organic substrates such as pyruvic acid which is produced by other anaerobic activities. The BPS mechanism in reducing sulfate, sulfate is used as an energy source as an electron acceptor and uses a carbon source (C) as an electron donor in metabolism and cell building material. Under anaerobic conditions, organic matter will act as an electron donor. The formation of sulfide compounds through a reduction process is characterized by the addition of electrons from organic matter which causes a decrease in sulfate concentration and an increase in environmental pH. BPS in this nirvana hot spring crater lives anaerobically at an environmental temperature of 600C - 1000C with a pH of 7.4 the level of turbidity of the water is quite cloudy and the water content contains sulfur with an indicator of smell like rotten eggs and the surrounding environment consists of limestone sediments
PENGARUH VARIASI JUMLAH ISOLAT BAKTERI PADA PUPUK ORGANIK KULIT KOPI (POKP) TERHADAP PERTUMBUHAN TANAMAN CABAI KERITING ( Capsicum annum L) DENGAN PENANAMAN SISTEM TUMPANGSARI UNTUK PENYUSUNAN BROSUR SOSIALISASI KEPADA MASYARAKAT Suprayitno, Suprayitno; Sutanto, *Agus; Muhfahroyin, Muhfahroyin
BIOLOVA Vol. 4 No. 1 (2023): Volume 4 Nomor 1 Februari 2023
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/biolova.v4i1.3332

Abstract

Chili is one of the important vegetable commodities that have prospective business opportunities. Curly chili pepper is one of the important horticultural plants that are cultivated commercially. Organik fertilizers include the compound fertilizers because they contain macronutrients (N, P, K) and micronutrients (Ca, Mg, Fe, Mn, Bo, Zn, and Co) which can improve the structure of soil fertility. This study aimed to find the effects of the application of coffee husk organik fertilizer (CHOF) for the growth of curly chili pepper (Capsicum annum L). The results showed that the organik fertilizer of coffee husk P3 variation with a total of 9 bacterial isolates (50% composition of coffee husk, 25% leaves, 12.5% husk charcoal, and 12.5% goat manure) gave the best effect on growth (height and some shoots) on curly chili pepper plants (Capsicum annum L). The results of Brochure validation showed that brochures were possible to use as the information media in the world of formal and non-formal education.
Co-Authors Abd. Rasyid Syamsuri Abdi Dewi Setyana Adam, Putri Maulia Addakhil, Muhammad Fazlur Rahman Adi Mansar Adinda, Utami Putri Wahyu Afridah, Afridah Agung Witjoro Agus Sutanto Agustina, Ida Deliyanti Agustining, Agustining Albadi Sinulingga Alnas, Mujib Medio Amin Wahyudi Andoko Andoko, Andoko Ariati, Viola Verli Ariesta, Inda Ariyanto, Sudirman Rizki AYU LESTARI Beny Saputra bintang nusantara, andre Brigitta Silitonga Budiono, Novera Andri Cristian, Yosep Dwi Darmanta, Darmanta Darmawati, Endang Dayu, Dian Permatasari Kusuma Dhina Mustikaningrum Dian Pertiwi Dimas Prayoga, Aditya Galuh Dyssa Novita embiring, Rosnidar Sembiring Endah Rahmawati ERNI WIDAJANTI Fahmi, M. Fitrul Faqih Fadillah Fauzi, Willy Achmat Ferari, Matthew Bias Fitri Wahyuningsih Fitria Hidayati, Fitria Hannandi, Abdill Harahap, Rosnaubah HASIM PURBA Hastono, Widi Herry Prasetyo Heru Suryanto Hery Prasetya Hery Prasetyo, Hery Husein, Sandra Hutabarat, Nidea Novresia Indarto Indarto Irianto, Ramadhan Wahyu Isnani Isnani Janas, Dawid Jelly Leviza Julianto Julianto Khairiyah, Yaumil Khusnul Ain Kiettikunwong, Narong KRISTIAWAN KRISTIAWAN Larasati, Nike Legowo, Legowo Magdalena Nany Maharani, Shafa Nabilla Dwi Annisa Maimunah, Maimunah Malik, Maryana Malkany, Fadhil Yusuf manalu, bobbi irianto Marbandi, Arie Marjam Desma Rahadhini Marjono, Sri Mar’ie Muhammad Setianegara Maulidi Firlandiana Mia Cholvistaria, Mia Miliandy, Devino Mintohari, Mintohari Mishima, Kenji Moh Yasin Mudinillah, Adam Muhammad Yamin Muhammad Yamin Lubis, Muhammad Yamin Muzaqi, Safrial Ahmad Nadhira, Putri Nanda, Putri Widiyanti Nasution, Adli Dzil Nasution, Aulia Muflih Nawawi, Vivi Damayanti Neneng Yulia Barky Ngazizah, Nur Nuhung, Nuhung Nuraini, Arfiani Ika Nurkadri, Nurkadri Nurlaily, Vivi Astuti Ok Saidin Palupi, Dyah Ayu Puri Pambudi, Muhammad Pamungkas, Reza Bagus Perala, Iwan Pradana, Yanuar R.A. Pradana, Yanuar Rohmat Aji Prasetya, Herry Prasetya, Riduwan Pratama, Muhammad Yandi Prihanto Trihutomo Priseillia Santoso, Rut Oryza Purba, Ayu Mustika Purba Purnama Putra, Mario Purwito, Arip Putranto, Arif Dwi Putri, Elsha Ilham RACHMADYANTI, PUTRI Rahimah Rahmawati, Nala Rahmawati, Rahmawati Ratna Ratna Rejeki, Sari Tri Retno Wulandari Ricky Setiawan Rina Susanti Rispantyo Rispantyo, Rispantyo Ritonga, Syarifah Hasna Rohmawati, Deny Yuli Rosnidar Sembiring Rukmi, Asri Susetyo Sagasya, Denisa Putri Samsul Bahri Savitri, Fania Mutiara Selvia, Fitriana Setiawan, Moh. Dedy Indra Sevia, Innegie Silaban, Edward SINAGA, HENRY Sitanggang, Dani Wijaya Fauji Siti Fahwiza, Siti Fahwiza Siti Sara Sitorus, Boni Fransius Suddin, Alwi Sujito Sujito Suprihatmi Sri Wardiningsih Supriyadi, Mikhael Ananda Supriyono Supriyono Suri, Nursukma Suryanti Susetyo R, Asri Sutarno Sutarno Syafira, Raisa Putri Syafira, Rizki Putri Syahira Sumantri, Nabila Syahri, Alvin Syahrial, Yoppi Syamsuri Tahapary, Yuneth Takarub, Kukuh Derajat Tanjung, Khairunissa Isyarah Teodoran, Vincent Tony Tony Triyanto, Arif Tyasyarani, Tabita Ulfah, Sri Mujiarti Wau, Hilbertus Sumplisius M. Wicaksono, Christian Wiryanto Wiryanto Yani Febriani, Yani Yogasworo, Nita Arbi Yoka Putri, Arizkylia Yoppi, Syahrial Yosua Leo Ezra Roito Simamora Yuli Budiati Yuliana, Fitri Eko Yuliantoro, Septian Eko Yuni Wulansari, Yuni Zaidar, Zaidar Zuliana, Deni