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Journal : Tropical Wetland Journal

Isolation of Bacillus thuringiensis from Type B Tidal Lands Mila, Mila; Rizali, Akhmad; Saputra, Riza Adrianoor; Sari, Yulia Padma
TROPICAL WETLAND JOURNAL Vol 10 No 1 (2024): Wetland Agricultural Issues
Publisher : Postgraduate Program - Lambung Mangkurat University (ULM Press Academic)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/twj.v10i1.126

Abstract

Bacillus thuringiensis is a disease-causing bacterium in insects that is used to control insect pests that attack crops, both crops and horticultural crops. This bacterium can be isolated from plant residues that have become compost, infected insects, and soil. Isolation was carried out to take bacteria from their natural environment and grow them in artificial media. In swamps, there are important microorganisms involved in the decomposition of organic matter. The microbes that play a role consist of fungi and bacteria, for instance, those are found in rice plantations in Barito Kuala swamps, which include the Actinomycetes, Bacillus, Cromobacterium, and Pseudomonas bacteria groups. B. thuringiensis is widely distributed in nature but is rare due to the many different Bacillus isolates. Therefore, it was necessary to conducted research to determine the presence of B. thuringiensis in plant root areas in more specific soils to increase the possibility of finding B. thuringiensis. This study aims to determine the number of B. thuringiensis isolates obtained in type B tidal land ecosystems. This research was conduct from December 2021 to June 2022 at the Integrated Laboratory and Production Laboratory, Department of Agroecotechnology, Faculty of Agriculture, University of Lambung Mangkurat. This research used a descriptive method. Soil collection was carried out by purposive sampling (sampling technique with certain considerations) in the planting area in tidal land type B. Soil samples were taken from 3 places as a comparison, namely in the rice planting area, orange planting area, and banana planting area B. The parameters observed in this study were the number of colonies, the macroscopic and microscopic shape characteristics of the bacteria, the gram of bacteria, and the test of the killing power of bacteria against P. xylostella insects. Based on the parameters that have been observed, the highest number of colonies was found in citrus plantation samples, with 98 colonies.
Co-Authors Abdul Latief Abadi Abdul Munif ABDUL MUNIF Abdul Rahim Abdullah, Saiful Arif Adha Sari Agustian, Hilmi Fadhil Agustina, Dwi Kameluh ALI NURMANSYAH Amalia, Dinda Rayhan Amin Setyo Leksono Aminuddin Affandi Anik Larasati Annisa, Shafira Izza Apriani, Rila Rahma Aprilia, Setiya Dwi Apriyadi, Rion Ayuba, Lang Lang Meilany Noor aziza, noor laili Azzahra, Sorraya Badaruddin Badaruddin Bagyo Yanuwiadi Bambang Tri Rahardjo BANDUNG SAHARI Berutu, Yenni Dadan Hindayana DAMAYANTI BUCHORI Danya, Nafisya Haura Dede Setiadi Emha Dwi Rifqi Rafid Eva Febriyanti Evawaty S. Ulina, Evawaty S. Farah, Nurin Nisa Fitriani, Ima Gading, Wira Gatot Mudjiono Gazali, Akhmad Gilang Aditya Rahayu Hadi, Mochamad Syamsul Hagus Tarno Hasby Hasriyanty Hasriyanty Hermanu Triwidodo Hudiwaku, Syarron Husna, Kamilatul Husni dan Zulfanazli Pudjianto Alfian Rusdy I Wayan Winasa IBNUL QAYIM Idham Sakti Harahap Ika Putri Utami Imbran, Rusydy Jannah, Nurika Ahlul Johannis, Midzon Julia Putri Pramudita Jumar Jumar Jumiati Jumiati Khadijah Khadijah Khalid Atthariq Wiraguna Aseran Khamidah, Noor Khatami, Ammar Bielbark Kolopaking, Budiarto Kurniatun Hairiah LILIK BUDIPRASETYO Lizmah, Sumeinika Fitria Ludji Pantja Astuti Ludji Pantja Astuti Luna Lukvitasari Luqman Qurata Aini Maisyaroh, Siti Mangan, Diky Hernika Mario, Muhammad Bayu Marpaung, Leny Theresia Putri Marsuni, Yusriadi Maula, Rohmatin Mihwan Sataral Mila mila Muhamad Ari Bachtiar Muhamad Nurhuda Nugraha Muhammad Abdullah Muhammad Badrus Sholih Muhammad Febriansyah Muhammad Imam Nugraha Muhammad Iqbal Tawakkal Muhammad Musthofa Al Akhyar Mutala'liah Mutala'liah Nahdah, Fauziyyah Najmi, Lailatun Najwa, Nugraha Anthoni Nanda, Tiya Dwi Nely Yuliastanti nFN Harwanto Noorkomalasari, Noorkomalasari Norhaliza, Siti Novia Nikmatul Chikmah Novita Yuniasari Nurhidayat, Alfin Nurwijayanti Permana, Anselmus Pramudya Andhika PURNAMA HIDAYAT Putra, Guruh Mayka Rahayu, Fitria Ariani Rahmawati, Gita Eka Rahmi, Nadia Rejeki, Endang Dwi Retno Dyah Puspitarini Rina Rachmawati Riza Adrianoor Saputra Rommy Parcelino Prabowo Rudi Cahyo Wicaksono Ruwaidah, Nisa Safitri, Adinda Ayu Saipul Abbas Salamah, Luklu Is Santoso, Kris Budi Saputra, Muhammad Hizrian Fauzan SARI, ADHA Sari, Noorkomala Sari, Yulia Padma SJAFRIDA MANUWOTO Sofyan, Antar Sri Karindah Sulthoni, Fahmi Susilawati Susilawati Susilawati Susilawati syahputra, Arif firman Syarron Hudiwaku Tawakkal, Muhammad Iqbal Tazkiyatul Syahidah Theresia Rani Kartika Ayu Tita Widjayanti Toto Himawan Untung Santoso Wahdah, Rabiatul WINDRA PRIAWANDIPUTRA, WINDRA Woro Anggraitoningsih Noerdjito Yann Clough Yolla Frinsiska Rama Yudiyanto Yudiyanto Yudiyanto Yudiyanto Yuliastanti, Nely Yuniasari, Novita Yunita Fera Rahmawati Zulfaidah Penata Gama