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Journal : BERITA BIOLOGI

FISIOLOGI PERTUMBUHAN, POTENSI AKTIFITAS PRODUKSI N2O DAN GEN FUNGSIONAL PENYANDINYA PADA BEBERAPA ISOLAT BAKTERI DENITRIFIKASI Agustiyani, Dwi; Laili, Nur; Antonius, Sarjiya
BERITA BIOLOGI Vol 17, No 2 (2018)
Publisher : Research Center for Biology-Indonesian Institute of Sciences

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (4963.084 KB) | DOI: 10.14203/beritabiologi.v17i1.2340

Abstract

Physiological characters of four denitrifying bacteria (Bacillus sp. CPNS, Bacillus thuringiensis UPT1, Brevundimonas diminuta EA1 and Bacillus sp. UPSB) were studied based on the growth ability on various nitrate concentrations and the production of N2O gas. The characters of denitrifying bacteria were also evaluated through the existence of functional genes nirS and nosZ, encoding the nitrite reduction and nitrous oxide reduction enzymes which have important role on denitrification processes. The study showed that Bacillus sp. UPSB and Bacillus sp. CPNS isolates have a linear growth with the increasing concentration of KNO3. The N2O gas production of Bacillus sp. UPSB isolate was relatively high, about 70 ?/l, Bacillus sp. CPNS isolate was 25?/l, while the Bacillus thuringiensis UPT1 isolate was 5 ?/l and Brevundimonas diminuta EA1 isolate was 8 ?/l. It was also indicated that both Bacillus sp. UPSB and Bacillus sp. CPNS had high deninitrification activities. It was confirmed that all isolates were contained functional gen of nirS and nosZ.
Co-Authors Abdul Azis Abimanto, Dhanan Abrori, Sayyidul Adi Saputra Aminullah Aminullah Amrulloh, Hanif Andi Salamah Anwar, Muhammad Saidun Argaheni, Niken Bayu Arifah, Ni'matul Armanto, Suryadi Atikah, Risma Aziz Q, Ikhwan Aziz, Ikhwan Basri, Ahmad Hasan Cahyono, Puguh Choirudin, Choirudin Darmiati Dedi Setiawan Diana Ambarwati Dinda Fali Rifan Dwi Agustiyani Dwiyono, Yudo Endah Kurniawati, Endah Fadilah, Lutfi Fadilatul M, Anna Fadli, Muhammad Ilham Fitriyanti, Fitriyanti Haikal Haikal Hartati Imamuddin Hasra, Hasra Hendri Tanjung Hidayanah, Ritnatul Hosnol Wafa, Hosnol Indra Tjahyadi Jaenullah, Jaenullah Juwita, Septiana Kartika, Dinda Rahma Khodijah Khodijah Khofifatu Rohmah Adi Kirana Rukmayuninda Ririh Lestari, Restu Listiawati, Diah Lutviana, Ani Mahendra, Diki Mahendra, Mahendra Maludin, Syafrizal Maman Rahmansyah Masrurotul Mahmudah, Masrurotul Maydifika, Annisa Noer Meilantifa, Meilantifa Miftakhurromah, Anisa Muhammad Iqbal Fasa Nadlir Nadlir, Nadlir Norazizah, Ufairah Nur Aini Prameswari, Riski Dwi Prayogo, Anom Putri Kartika Sari Putri Swastika, Putri R, Lina Madyastuti Rahmah, Ummu Habibah Rahmayanti, Jesica Dwi Raihan, Erry Rendi Febrianda, Rendi Rizkiyah, Faiqotur Roedy Soelistyono Romadona, Mia Rahma Rosyadi, Zudan Saepudin Saepudin Safrudin, Cecep Saputra, Ahmad Yunus Wahyu Sari, Reonika Puspita Sarjiya Antonius Setiani, Annisa Isna Setiaputri, Alvina Nanda Silmi Tsurayya, Silmi Siti Roudhotul Jannah, Siti Roudhotul Solly Aryza Sri Andayani Sri Hartati Sudiarso Sudiarso Sulaimah, Hiyarotus Suyitno Suyitno Ubaidah, Akmal Ummah, Miftakhul Viani, Ervin Okta Wahyu Kusumaningtyas Wardani, Cindi Kurnia Wicaksono, Adityo Wiranti, Yuliana Yuliani Yuliani Yulinarsih, Yulinarsih Zulfadhli Zulfadhli Zuniati, Mai