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Journal : Journal of Microbial Systematics and Biotechnology

Characterization and application of nitrogen-fixing and indole-3-acetic acid producing bacteria A13 in Oil Palm (Elaeisguineensis Jacq.) seedling Ismi Isti'anah; Nisa Rachmania Mubarik; Aris Tjahjoleksono
Journal of Microbial Systematics and Biotechnology Vol 3, No 1 (2021): August 2021
Publisher : Microbiology Division, Research Center for Biology, Indonesian Institute of Sciences

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37604/jmsb.v3i1.77

Abstract

Oil palm plantations have a good prospect in Indonesia. One of the efforts to improve the productivity of oil palm plantation is the application of bacteria as biological fertilizer. The research was conducted to characterize and apply the nitrogen-fixing and indole-3-acetic acid producing bacteria in oil palm seedlings. The bacteria was isolated from soil samples which taken from Taman Nasional Bukit Dua Belas (TNBD) Jambi. Nitrogen free bromthymol blue (NFB) is used as media for nitrogen-fixing bacterial isolation. Selected isolate named A13 had an ability to form white pellicle on the surface of the semisolid medium, increased the pH, and changed the color of medium from green to blue Isolate A13 was identified as Gram-negative bacteria and had a rods shape. Analysis of 16S rRNA gene sequence showed that isolate A13 had a similarity with Pseudochrobactrum assacharolyticum. Hypersensitivity assay on tobacco leaves showed that isolate A13 was not a pathogen. During 48 hours of incubation, isolate A13 produced a maximum of IAA at the 24th hour of incubation. Isolate A13 produced 0.675 ppm of ethylene/hour in Acetylene Reduction Assay and 69,839 ppm of IAA in HPLC methods. This was the first report on nitrogen fixation and IAA production by Pseudochrobactrum assacharolyticum and its application in the soil of oil palm seedlings. Application of isolate A13 in oil palm seedling increased significantly the number of lateral roots, stem diameter, and height of plants
Co-Authors , Triadiati . QATRUNNADA Aas Ratnasari Ahmad Suryadi Ainia Hanifitri Alfan Cahyadi Alfaridza, Annisa Nourma ALINA AKHDIYA Andreas Adhi Satya Andreas Adhi Satya ANGELIA REZTY FITRIANI SITUMORANG Anggreandari, Rizky Ani Suryani Ani Suryani Anja Meryandini Antonius Suwanto Aris Tjahjoleksono Aris Tri Wahyudi Atang Sutandi Ayni, Qurrotu Bambang - Riyanto Besty Maranatha BRAMANTYO JATI PRASOJO Budiasih Wahyuntari Budiasih Wahyuntari Budiasih Wahyuntari Cahyadi, Alfan Dadang Suhendar Dadang Suhendar Delfi Trisnawati DERI YURATMOKO Desniar - - Dewi Seswita Zilda Dewi Seswita Zilda Dian Syahfitri Dinamella Wahjuningrum Dwi Ambarawati DWI ANDREAS SANTOSA Ekowati Chasanah Encah Ewi Mulyeti ESTI PUSPITASARI Esti Puspitasari Evi Damayanti Evi Damayanti, Evi Fauzy Rachman Fauzy Rachman Fauzy Rachman Ferymon Mahulette Ferymon Mahulette Ferymon Mahulette, Ferymon Fitratul Aini Fitratul Aini, Fitratul Fitriani Idham Galih Cendana Nabilasani Galih Cendana Nabilasani Hadi Susilo Hamim Hamim Hana Nurullita Prestisia Hasrul Satria Hasrul Satria, Hasrul HENDRA PARDEDE Hirmas Fuady Putra HIRMAS FUADY PUTRA, HIRMAS FUADY Idin Abidin Ika Roostika Tambunan, Ika Roostika Ika Setianingsih, Ika Iman Rusmana Iman, Rusmana Ismi Isti'anah Isna Rahma Dini Iswati, Ruma It Jamilah Ivan Permana Putra Jepri Agung Priyanto Jepri Agung Priyanto, Jepri Agung Karina Eku Dwinanda Gunawan Kusuma Handayani LAKSMI AMBARSARI Lia Siti Nur'amaliyah Lia Siti Nur'amaliyah Lisdar Idwan Sudirman Listyowati, Sri lmiah, Sitti Nur Luky Adrianto Maggy Thenawidjaya Suhartono Maherani, Vincentia Fenice Angger Maranatha, Besty Maria Dita Febriani Lumban Gaol Marini Adani Mashudi Mashudi Maslahah, Iah Novi Masrukhin Masrukhin Muhamad Azwar Syah Mulyorini Rahayuningsih Mutiha Panjaitan Nabilasani, Galih Cendana Nabilasani, Galih Cendana Ninda Ningtyas Nuraliah Rusman Nurfahmi, Riziq Ilham Nurul Hidayati Partomuan Simanjuntak Partomuan Simanjuntak Partomuan Simanjuntak Prayoga SURYADARMA Puspita Lisdiyanti Rika Indri Astuti RIMA ERNIA Risky Hadi Wibowo Risky Hadi wibowo Rizky Anggreandari Rury Eryna Putri Sarah Asih Faulina Sarah Asih Faulina, Sarah Asih Sipriyadi Sipriyadi Sipriyadi Siswa Setyahadi Siswodarsono, Trismilah Siswodarsono, Trismilah Siti Azzira Rahma Sitti Nur Ilmiah Sonya Tobing Sri Budiarti Poerwanto Sri Listyowati Suhendar, Dadang Suhendar, Dadang SYAMSUL BAHRI SYAMSUL BAHRI TEDJA IMAS Thenawidjaya, Maggy Titi Candra Sunarti TRI ASMIRA DAMAYANTI Tri Handayani Kurniati Tri Handayani Kurniati Trismilah Trismilah Siswodarsono Untung Sudadi Wahyu Widosari Wibowo, Risky Hadi WIDANARNI WIDANARNI Widanarni Widanarni Widosari, Wahyu Yoan Ramasita Yusro Nuri Fawzya Zaenal Arifin, Sukarya Zulfarina Zulfarina Zulfarina,