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

Published: 2022-04-28

Full Issue

BIOTROPIA Vol 29 No 1

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 : 1306

PDF : 1117
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DOI : 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 : 718

PDF : 528
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DOI : 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 : 549

PDF : 473
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DOI : 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 : 427

PDF : 409
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DOI : 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 : 1426

PDF : 554
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DOI : 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 : 567

PDF : 335
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DOI : 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 : 1015

PDF : 532
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DOI : 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 : 893

PDF : 874
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DOI : 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 : 768

PDF : 446
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DOI : 10.11598/btb.2022.29.1.834