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Journal : Biota

Ragam Liken Berdasarkan Ketinggian Dataran sebagai Bioindikator Kualitas Ekosistem di Cagar Alam Rawa Danau Serang Banten Rida Oktorida Khastini; Indah Juwitasari; Siti Sulasanah
Biota Vol 11 No 2 (2018)
Publisher : Universitas Islam Negeri Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1384.472 KB) | DOI: 10.20414/jb.v11i2.143

Abstract

Lichen is a symbiotic organism, made up of two or more different organisms living together. Lichen biodiversity may provide an excellent system in bio-monitoring of the ecosystem health of nature reserve areas such as Rawa Danau in Banten Province, Indonesia. The study on lichen diversity was conducted on Rawa Danau based on altitude using transect based plot in three main habitats based on altitude e.g. 90 mbsl, 100-130 mbsl, 130-160 mbsl, 160-187 mbsl. A total 63 specimens were collected from these four areas which resulted in the occurrence of 19 species of lichens belonging to 17 genera and 13 families. Shannon–Winner’s diversity index from 1.494 to 2.6678. The variation in species composition was related to the environmental habitat variables and lichens demonstrated a condition of environmental alteration.
Sintesis dan Optimisasi Produksi Kitosan Asal Cendawan Endofit Akar Cagar Alam ulau Dua Banten Rida Oktorida Khastini; Aris Munandar; Indah Juwita Sari
Biota Vol 12 No 2 (2019)
Publisher : Universitas Islam Negeri Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (500.334 KB) | DOI: 10.20414/jb.v12i2.220

Abstract

The cell wall component of root endophytic fungi is a main source of chitosan synthesis. This research aimed to optimize chitosan synthesis from three different isolated species of root endophytic fungi in Pulau Dua Nature Reserve, Banten Indonesia. Three species of root endophytic fungi, namely, Aspergillus niger, Aureobasidium sp., Basipetospora sp., were cultured to produce chitosan. To optimize the production of fungal chitosan, cultures were treated with different conditions such as growth medium (Oat Meal broth, Potato Dextrose Broth, CMMY Broth), pH value (4, 5, 6, 7), and temperature (25, 30, 35, 40°C). Chitosan was extracted from dried mycelium after treated on NaOH 10% at 121°C for 2 min. The degree of deacetylation (DD) of chitosan was then examined and compared with the control (shrimp chitosan). The optimum fungal chitosan condition was higher in CMMY medium, pH 5, and 30°C. The DD value of three root endophytic fungi species, Aspergillus niger, Aureobasidium sp., Basipetospora sp. were 88.5, 83.3, 80.8, respectively, which was lower than DD value resulted from control. This study indicates that Aspergillus niger was a potential endophytic fungi for chitosan synthesis.
Co-Authors Abdul Fatah Aberilla, Odessa Adhitya Pangestu PUTRA Aditya Rakhmawan Afifah, Nisah Aisy, Rihadatul Al Fikri, Sekar Nurul Alasa, Victor Alasa, Victor M. Alifah, Weni Zenia Allisa, Siti Nur Amin Hasan Ana Nurhasanah, Ana Ananda Putri Ananda Putri, Ananda Andhy Romdani, Andhy Andi HARTONO Andriana Susilowati Angel Wakalingga TANZIL Annisa Fitri Kamilah Aries, Nabilla Aulia Permata Arif Permana Putra, Arif Permana Asep Saefullah Atiti Wahdiati Aulia, Nabila Nurul Auliya, Roudhatul Awaliyati, Ewi Ayu Octavia, Ayu Bambang Ekanara Bayoh Jr, Alpha Bayu Fadhliana Firdaus Bening Nurul Hidayah Kambuna Benliani, Naila Fatimah Azzahra Camara, Jun S. Chumidach Roini Desy Narita Fauzi Dionysius WAHYU Dodi Hermawan Dwi Ratnasari Dwi Ratnasari Dwi Ratnasari Eko Ribawati Eliyana, Siti Enggar Utari Evi Afiati Ewi Awaliyati Ewi Awaliyati Fachry Abda El Rahman Fatmalariasari Fatmalariasari Fenny Amelia Ferdian Ferdian Fitri, Siti Gia Syauqiah Fitriana, Desi Nur Eka Frederick Neville Gervasius Harwin Wangrimen Habibah, Rizka Hakim, Aliefman Handa Sukarya Handoyo, Alfandy Warih Hasanah, Ibadul Hasani, Aceng Hasanudin, Mahyono Hesty Mustikawati Hilmiatul Hilda Hadzami I Nyoman Pugeg Aryantha I Nyoman Pugeg Aryantha Ifah Nurhafifah Iis Rusmiyati Ika Rifqiawati Ika Rifqiawati Ikawati Ikawati Ikma Wati Nurdiansih Indria Wahyuni Indria Wahyuni Iqbal Limatahu Jamaluddin, Jamaluddin Jose Ferdinand Jufri, A. Wahab Jun S. Camara Kamilah, Annisa Fitri Kharisma Putri Budi Utami Klerenita Maria Laila, Silvia Zulfa Lailatun Nisfiyah Lailatun Nisfiyah Lestari, Iing Dwi Limatahu, Iqbal Liska Berlian Lukman Anugrah Agung Lutfi, Anas Lutfi, Anas Lutfi, Anas Luthfyanti, Juanita Madani, Willy Faisal Maemonah, Maemonah Maharani , Dwifta Fuji Maharani, Dwifta Fuji Mahyono Hasanudin Maryani, Nani Maryuni, Yuni Mawarni, Pusfita Meiza, Aisyifa Nur Meyta Valentine Michel Geren Waluyan Mila Ermila Hendriyani Mila Ermila Hendriyani Mila Ermila Hendriyani, Mila Ermila Muhammad Eka Putra Ramandha Muhammad Rafik Mukhtar Mukhtar Mumtazah, Najwa Qonita Munandar, Aris Murni, Dewi Nadillah, Sabrina Nafsahan, Hurry Khastina Nahdiyatunnisa, Nahdiyatunnisa Nashar Nashar Natalya KANTANA Novi Safitri Nufus, Rohmalia Hayatun Nugraheni, Latif Sofiana Nulhakim, Lukman Nuraeni, Sifa Nurazizah, Siti Nurfadillah, Alfira Laila Nurhafifah, Ifah Nurindah Purbasari Nurwijayanti Octoviani, Riesta Pattamaporn Pimthong Permata, Tasya Alya Phanchamlong, Kittiphong Pipit Marianingsih Pongprapan Pongsophon Prasadana, Muhammad Anggie Farizqi Prasart Nuangchalerm, Prasart Promkaew, Suppamai Purbasari, Nurindah Putra, Muhammad Rizky Pratama R. Ahmad Zaky El Islami Rafik, Muhammad Rahayu, Fifi Ratih Oktatira Ratih Oktatira Ratna Sari Dewi Reti Purwasi Reti Purwasi Rico Ardianto Rida Oktorida Khastini Rikza Fauzan, Rikza Riza Indriyani Riza Indriyani Rizka Ardya Wardani Rochani Rochani Rosdiana Rosdiana Rosdiana Rosdiana Roswanna Safkolam Roziqoh, Ati Rt. Bai Rohimah Sa'ban, Adzan Said Hasan Salsabila, Najla Dwi Saripudin, Endang Sasithep Pitiporntapin Seftyana, Avi Sheila Septiani Dewi Setiawati, Eli Shaynen Fatimah Siti Gia Syauqiah Fitri Siti Gia Syauqiyah Siti Gia Syauqiyah Fitri Siti Gia Syauqiyah Fitri Siti Komariah Siti Sulasanah Sjaifuddin, Sjaifuddin STEFANIE STEFANIE Suhendi, Dina Amalia Sukma, Pawesti Ramadhini Suparman Suparman Suparman Suparman Suparman, Suparman Suppamai Promkaew Survani, Rifki Susilawati Dewi Susilowati, Andriana Tarigan, Immanuel Tasya Alya Permata Triplett, Angela Triplett, William J. Utari, Enggar Vanza, Nabila Venansi VIKTARIA Venansi Viktaria Victoria Budihalim Wahdiati, Atiti Wahyudin, Haeru Wanwipa Vongsangnak Wardani, Rizka Ardya Wibowo, Tubagus Umar Syarif Hadi wulandari, atika Yashinta Budiyanti YOSHUA YOSHUA Yulianty, Sindanita