Vol. 29 No. 1 (2022): BIOTROPIA Vol. 29 No. 1 April 2022

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Vol. 29 No. 1 (2022): BIOTROPIA Vol. 29 No. 1 April 2022
Published: 2022-04-28

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Research Paper

  • Heavy Metals Contamination and Water Quality Parameter Conditions in Jatiluhur Reservoir, West Java, Indonesia

    DOI : 10.11598/btb.2022.29.1.1443
    Gatot Prayoga (1), Bagus Amalrullah Utomo (2), Hefni Effendi (3)
    (1) Environmental Research Center, IPB University, Indonesia ,
    (2) Environmental Research Center, IPB University, Indonesia ,
    (3) Environmental Research Center, IPB University, Indonesia
    Abstract : 797
    PDF : 772
    DOI: https://doi.org/10.11598/btb.2022.29.1.1443

  • INHIBITORY EFFECT OF ULIN WOOD LIQUID SMOKE AND GOGO RICE ENDOPHYTIC FUNGI AGAINST PATHOGEN Pyricularia oryzae

    DOI : 10.11598/btb.2022.29.1.1568
    Witiyasti Imaningsih (1), Mariana (2), Ahmad Budi Junaidi (3), Della Adventaria (4)
    (1) Lambung Mangkurat University, Indonesia ,
    (2) Plant Protection Study Program, Faculty of Agriculture, Lambung Mangkurat University, South-Kalimantan, Indonesia ,
    (3) Chemistry Study Program, Mathematics and Science Faculty, Lambung Mangkurat University, South-Kalimantan, Indonesia ,
    (4) Biology Study Program, Mathematics and Science Faculty, Lambung Mangkurat University, Indonesia
    Abstract : 506
    PDF : 414
    DOI: https://doi.org/10.11598/btb.2022.29.1.1568

  • Characterization and Polyphasic Identification of Novel Rhizobacteria Strain Isolated from Sand Dunes Ecosystem

    DOI : 10.11598/btb.2022.29.1.1584
    Ketut Arte Widane (1), Annisaa Widyasari (2), Endah Retnaningrum (3)
    (1) Undergraduate Student, Faculty of Biology, Universitas Gadjah Mada, Yogyakarta 55281, Indonesia , Indonesia ,
    (2) Graduate Student, Faculty of Biology, Universitas Gadjah Mada, Yogyakarta 55281, Indonesia, Indonesia ,
    (3) Microbiology Laboratory, Faculty of Biology, Universitas Gadjah Mada, Yogyakarta 55281, Indonesia, Indonesia
    Abstract : 428
    PDF : 373
    DOI: https://doi.org/10.11598/btb.2022.29.1.1584

  • MOLD DIVERSITY OF WREATHED HORNBILL (Rhyticeros undulatus) NEST IN MOUNT UNGARAN

    DOI : 10.11598/btb.2022.29.1.1615
    Margareta Rahayuningsih (1), Yanuar Revandi (2), Siti Harnina Bintari (3)
    (1) Department of Biology, Faculty of Mathematics and Natural Science, Universitas Negeri Semarang, Indonesia ,
    (2) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Semarang, Semarang 50229, Indonesia, Indonesia ,
    (3) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Semarang, Semarang 50229, Indonesia, Indonesia
    Abstract : 323
    PDF : 320
    DOI: https://doi.org/10.11598/btb.2022.29.1.1615

  • GENETIC VARIABILITY OF ARROWROOT (MARANTA ARUNDINACEA L.) IN YOGYAKARTA PROVINCE, INDONESIA BASED ON ISSR ANALYSIS

    DOI : 10.11598/btb.2022.29.1.1623
    Bernardinus Pratama (1), Purnomo - (2), Budi Setiadi Daryono (3)
    (1) Faculty of Biology, Universitas Gadjah Mada, Indonesia ,
    (2) , Indonesia ,
    (3) , Indonesia
    Abstract : 1012
    PDF : 457
    DOI: https://doi.org/10.11598/btb.2022.29.1.1623

  • INCORPORATION OF SODIUM HYALURONATE AND NYAMPLUNG (Calophylum inophyllum) CAKE EXTRACT TO IMPROVE BIOPLASTIC CHARACTERISTIC

    DOI : 10.11598/btb.2022.29.1.1626
    Rini Umiyati (1), Chusnul Hidayat (2), Ria Millati (3), Teguh Ariyanto (4)
    (1) University of PGRI Semarang, Indonesia ,
    (2) , Indonesia ,
    (3) , Indonesia ,
    (4) , Indonesia
    Abstract : 471
    PDF : 259
    DOI: https://doi.org/10.11598/btb.2022.29.1.1626

  • LITTERFALL, LITTER DECOMPOSITION AND NUTRIENT RETURN OF REHABILITATED MINING AREAS AND NATURAL FOREST IN PHANGNGA FORESTRY RESEARCH STATION, SOUTHERN THAILAND

    DOI : 10.11598/btb.2022.29.1.1627
    Jetsada Wongprom (1), Roongreang Poolsiri (2), Sapit Diloksumpun (3), Chatchai Ngernsaengsaruay (4), Samita Tansakul (5), Wasan Chandaeng (6)
    (1) Faculty of Forestry, Kasetsart University 50 Ngamwongwan Road. Ladyao Chatuchak, Bangkok, 10900 Thailand, Thailand ,
    (2) , Thailand ,
    (3) , Thailand ,
    (4) , Thailand ,
    (5) , Thailand ,
    (6) , Thailand
    Abstract : 679
    PDF : 412
    DOI: https://doi.org/10.11598/btb.2022.29.1.1627

  • NEUSTON DIVERSITY AND DENSITY AS BIOINDICATOR FOR WATER QUALITY

    DOI : 10.11598/btb.2022.29.1.1662
    Imam Safir Alwan Nurza (1), Jesslyn Gitta Vania (2), Muhammad Khatami Reynaldi (3), Zaki Gunawan Rasyid (4), Ratna Komala (5)
    (1) Jakarta State University, Indonesia ,
    (2) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Jakarta, Jakarta 13220, Indonesia , Indonesia ,
    (3) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Jakarta, Jakarta 13220, Indonesia , Indonesia ,
    (4) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Jakarta, Jakarta 13220, Indonesia , Indonesia ,
    (5) Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Negeri Jakarta, Jakarta 13220, Indonesia , Indonesia
    Abstract : 621
    PDF : 625
    DOI: https://doi.org/10.11598/btb.2022.29.1.1662

  • BIOLOGICAL CHARACTERISTIC OF INDONESIAN GAYO HORSE

    DOI : 10.11598/btb.2022.29.1.834
    Juli Melia (1), Amrozi Amrozi (2), Muhammad Agil (3), Iman Supriatna (4)
    (1) Faculty of Veterinary Medicine, syiah Kuala University, Indonesia ,
    (2) , Indonesia ,
    (3) ,
    (4)
    Abstract : 590
    PDF : 362
    DOI: https://doi.org/10.11598/btb.2022.29.1.834

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