Category: 2019

(62 Articles)

RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 165-194

OIL PALM ECONOMIC PERFORMANCE IN MALAYSIA AND R&D PROGRESS IN 2018 – Review Article

KUSHAIRI, A*; MEILINA ONG-ABDULLAH*; BALU NAMBIAPPAN*; ELINA HISHAMUDDIN*; MOHD NOOR IZUDDIN ZANAL BIDIN*; RAZMAH GHAZALI*; VIJAYA SUBRAMANIAM*; SHAMALA SUNDRAM* and GHULAM KADIR AHMAD PARVEEZ*
DOI: https://doi.org/10.21894/jopr.2019.0026  |   Published Online: 25-Jun-19
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 321-330

A TOOL FOR MONITORING Trichoderma AND Fusarium oxysporum f.sp. elaeidis OIL PALM INTERACTIONS, USING CONSTITUTIVE AND INDUCIBLE GREEN FLUORESCENT PROTEIN (GFP) AND RED FLUORESCENT PROTEIN (DsRED) REPORTER SYSTEM

RUSLI, M H*; IDRIS, A S* and COOPER, R M**
DOI: https://doi.org/10.21894/jopr.2019.0009  |   Published Online: 23-May-19
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 286-293

STABILITY OF PALM OLEIN WITH OR WITHOUT ANTIOXIDANTS DURING INDUSTRIAL CONTINUOUS DEEP-FAT FRYING OF WHEAT SNACKS

DÍAZ-SÁNCHEZ, F*; SANTOS-LÓPEZ, E M**; SOSA-MORALES, M E‡; RAMÍREZ-CORONA, N*; PALOU, E* and LÓPEZ-MALO, A*
DOI: https://doi.org/10.21894/jopr.2019.0017  |   Published Online: 12-Jun-19
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 248-261

PYRACLOSTROBIN SUPPRESSED Ganoderma BASAL STEM ROT (BSR), PROMOTED PLANT GROWTH AND INDUCED EARLY EXPRESSION OF β-1,3-GLUCANASE IN OIL PALM (Elaeis guineensis)

NURFAEZAH SAID*; DZOLKHIFLI OMAR*; ABBAS NASEHI** and MUI-YUN WONG**
DOI: https://doi.org/10.21894/jopr.2019.0021  |   Published Online: 28-May-19
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 212-219

MUTAGENIC EFFECTS OF GAMMA IRRADIATION ON OIL PALM (Elaeis guineensis Jacq.) SEEDLING GERMINATION AND GROWTH

DICKSON OSEI DARKWAH*; ESSIE T BLAY**; HARRY M AMOATEY‡; DANIEL AGYEI-DWARKO*; ENOCH SAPEY* and MEILINA ONG-ABDULLAH‡‡
DOI: https://doi.org/10.21894/jopr.2019.0020  |   Published Online: 21-May-19
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 529-539

A REVIEW OF DEVELOPMENTS IN INTEGRATED PEST MANAGEMENT (IPM) OF BAGWORM (Lepidoptera: Psychidae) INFESTATION IN OIL PALMS IN MALAYSIA

BRIAN J WOOD* and NORMAN KAMARUDIN**
DOI: https://doi.org/10.21894/jopr.2019.0047  |   Published Online: 10 December 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 670-680

INFLUENCE OF SURFACTANT STRUCTURE ON PHYSICAL STABILITY AND PHYSICOCHEMICAL PROPERTIES OF INSECTICIDE EMULSIONS

SUMAIYAH MEGAT NABIL MOHSIN*; ISMAIL AB RAMAN*; ZAFARIZAL ALDRIN AZIZUL HASAN* and ZAINAB IDRIS*
DOI: https://doi.org/10.21894/jopr.2019.0025  |   Published Online: 17 October 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 662-669

PALM-BASED VITAMIN E (tocotrienol-rich fraction) HAS EXCELLENT STABILITY IN CHEWABLE TABLET AFTER ONE-YEAR OF STORAGE AT AMBIENT TEMPERATURE

NOOR LIDA HABI MAT DIAN*; WAN SUET YING**; FU JU YEN*; PUVANESWARI MEGANATHAN*; NIK MOHD AZNIZAN NIK IBRAHIM*; NORAZURA AILA MOHD HASSIM*; HELMI WASOH** and LAI OI MING‡
DOI: https://doi.org/10.21894/jopr.2019.0023  |   Published Online: 18 October 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 657-661

A DESCRIPTION OF OPEN TOP CHAMBER SYSTEM FOR OIL PALM CARBON DIOXIDE ENRICHMENT

AMANINA, N S*; KHO, L K*; LINATOC, A C**, A’FIFAH, A R* and HANIFF, M H*
DOI: https://doi.org/10.21894/jopr.2019.0013  |   Published Online: 23 May 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 641-650

ENERGY CONSUMPTION DURING TRANSPORTATION ALONG THE PALM OIL SUPPLY CHAIN IN MALAYSIA

FAUZIAH ARSHAD*; VIJAYA SUBRAMANIAM*; BALU NAMBIAPPAN*; AZMAN ISMAIL* and SUMIANI YUSOFF**
DOI: https://doi.org/10.21894/jopr.2019.0024  |   Published Online: 31 July 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 634-640

DEVELOPMENT OF ANALYTICAL METHOD FOR DETERMINATION OF THIOSULTAP-DISODIUM RESIDUE IN PALM OIL MATRIX

CHEE BENG YEOH*; FARAH KHUWAILAH AHMAD BUSTAMAM*; NAJWA SULAIMAN*; NIK SASHA KHATRINA KHAIRUDDIN*; MENG GUAN TAY** and MEI HUEY SAW*
DOI: https://doi.org/10.21894/jopr.2019.0028  |   Published Online: 17 October 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 624-633

SYNTHESIS OF GLYCEROL TRILEVULINATE ESTER: EFFECT OF REACTION PARAMETERS

NIK SITI MARIAM NEK MAT DIN*; YEONG SHOOT KIAN*; HOONG SENG SOI*; ARNIZA MOHD ZAN*; SRIHANUM ADNAN* and RAHIMI M YUSOP**
DOI: https://doi.org/10.21894/jopr.2019.0027  |   Published Online: 24 October 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 615-623

CRUDE GLYCEROL UTILISATION IN MONOLAURIN PRODUCTION USING IMMOBILISED Rhizomucor miehei LIPASE: OPTIMISATION AND THERMODYNAMICS STUDY

NUR ARTIKAH MUHAMMAD SHAHRIN*; PEI WEN CHIN* and NOOR AZIAH SERRI*
DOI: https://doi.org/10.21894/jopr.2019.0054  |   Published Online: 28 November 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 604-614

SIGNIFICANT QUALITY OF FRAGMENTED FORESTS IN OIL PALM PLANTATIONS: LESSON FROM THE ASSEMBLAGE STRUCTURE OF FROGS (Amphibia: Anura)

RAMLAH ZAINUDIN*; ELVY QUATRIN DEKA*; MUHAMMAD FADZIL AMRAM*; SHARIZATTY MOHD RAIS*; NUR AMIRAH SUNGIF*; MARLY MATLEEN AUGUSTINE AGOH*; NOORAINA ATIRA ALAUDIN*; MOHAMAD AMIRUL AZMI* and JAYASILAN MOHD-AZLAN*
DOI: https://doi.org/10.21894/jopr.2019.0050  |   Published Online: 28 November 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 592-603

THE POTENTIAL OF ENDOPHYTIC Trichoderma FROM OIL PALM (Elaeis guineensis Jacq.) ROOTS OF NORTH SUMATRA, INDONESIA AGAINST Ganoderma boninense

DEDEK HARYADI*; MANJIT S SIDHU**; TUMPAL PANJAITAN**; HADI HENDRA** and KHIM PHIN CHONG*
DOI: https://doi.org/10.21894/jopr.2019.0049  |   Published Online: 25 November 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 582-591

EFFECT OF BIOFERTILISER CONTAINING DIFFERENT PERCENTAGE RATES OF CHEMICAL FERTILISER ON OIL PALM SEEDLINGS

NURHAFIZHOH ZAINUDDIN*; MOHD FAHMI KENI* and SHARIFAH AZURA SYED IBRAHIM*
DOI: https://doi.org/10.21894/jopr.2019.0053  |   Published Online: 9 December 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 572-581

INDUCED SYSTEMIC RESISTANCE AND PROMOTION OF PLANT GROWTH IN OIL PALM SEEDLINGS BY ENDOPHYTIC Trichoderma virens

FARAH AMIRA MD PAUDZAI*; SHAMALA SUNDRAM**; MOHD TERMIZI YUSOF*; LEE PEI LEE ANGEL**; AMALIA MOHD HASHIM‡ and SITI NOR AKMAR ABDULLAH‡‡
DOI: https://doi.org/10.21894/jopr.2019.0031  |   Published Online: 30 October 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 561-571

SureSawitTM TRUE-TO-TYPE – A HIGH THROUGHPUT UNIVERSAL SINGLE NUCLEOTIDE POLYMORPHISM PANEL FOR DNA FINGERPRINTING, PURITY TESTING AND ORIGIN VERIFICATION IN OIL PALM

LESLIE CHENG-LI OOI*; ENG-TI LESLIE LOW*; JARED ORDWAY**; MARHALIL MARJUNI*; ZULKIFLI YAAKUB*; NAN JIANG**; STEVE SMITH±; BLAIRE BACHER**; PEGGY A GARNER**; MICHAEL T LEINENGER**; NATHAN SANDER**; PEK-LAN CHAN*; PEI WEN ONG*; MEILINA ONGABDULLAH*; RAJANAIDU NOOKIAH*; MOHAMAD ARIF ABD MANAF*; NATHAN LAKEY**; RAVIGADEVI SAMBANTHAMURTHI* and RAJINDER SINGH*
DOI: https://doi.org/10.21894/jopr.2019.0048  |   Published Online: 14 November 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 550-560

DETERMINATION OF REFERENCE GENES FOR NORMALISATION OF GENE EXPRESSION STUDY OF Ganoderma-INFECTED OIL PALMS

LIYANA MOHD ZUHAR*; AHMAD ZAIRUN MADIHAH**; SITI AQLIMA AHMAD*; ZAMRI ZAINAL‡; ABU SEMAN IDRIS** and NOOR AZMI SHAHARUDDIN‡‡
DOI: https://doi.org/10.21894/jopr.2019.0051  |   Published Online: 29 November 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (4) December 2019, p. 540-549

IDENTIFICATION OF GENES PREFERENTIALLY EXPRESSED IN MESOCARP TISSUE OF OIL PALM USING in silico ANALYSIS OF TRANSCRIPTS

SITI SURIAWATI BADAI*; KUANG-LIM CHAN*; PEK-LAN CHAN*; GHULAM KADIR AHMAD PARVEEZ* and OMAR ABD RASID*
DOI: https://doi.org/10.21894/jopr.2019.0022  |   Published Online: 31 May 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 348-363

INTEGRATED BALANCED FERTILISER MANAGEMENT IN SOIL HEALTH REJUVENATION FOR A SUSTAINABLE OIL PALM CULTIVATION: A REVIEW –Review Articles

SHAMALA SUNDRAM*; LEE PEI LEE ANGEL* and SALWA ABDULLAH SIRAJUDDIN*
DOI: https://doi.org/10.21894/jopr.2019.0045  |   Published Online: 17 September 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 364-380

BAGWORM (Lepidoptera: Psychidae) INFESTATION IN THE CENTENNIAL OF THE MALAYSIAN OIL PALM INDUSTRY – A REVIEW OF CAUSES AND CONTROL –Review Articles

BRIAN J WOOD* and NORMAN KAMARUDIN**
DOI: https://doi.org/10.21894/jopr.2019.0032  |   Published Online: 14 August 2019
FULL TEXT  |  DOWNLOAD PDF
ARTICLE IN PRESS
Vol. 31 (3) September 2019, p. 381-393

PROSPECTS IN SUSTAINABLE CONTROL OF OIL PALM PESTS AND DISEASES THROUGH THE ENHANCEMENT OF ECOSYSTEM SERVICES – THE WAY FORWARD –Review Articles

NORMAN KAMARUDIN*; IDRIS ABU SEMAN* and MOHD MAZMIRA MOHD MASRI*
DOI: https://doi.org/10.21894/jopr.2019.0030  |   Published Online: 14 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 508-520

PALM KERNEL SHELL BIOCHAR PRODUCTION, CHARACTERISTICS AND CARBON SEQUESTRATION POTENTIAL

SIENG-HUAT KONG*; SOH KHEANG LOH**; ROBERT THOMAS BACHMANN‡; HARYATI ZAINAL** and KAH YEIN CHEONG*
DOI: https://doi.org/10.21894/jopr.2019.0041  |   Published Online: 30 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 489-495

A CASE STUDY INTO THE SUSTAINABILITY JOURNEY AND BIODIVERSITY CONSERVATION PROJECTS IN SARAWAK BY SARAWAK OIL PALMS BERHAD

JOYCE YIEK LEH CHING*; IVAN CHIRON YAMAN*; KHO LIP KHOON**; CHUA KIAN HONG* and GALAU MELAYONG*
DOI: https://doi.org/10.21894/jopr.2019.0036  |   Published Online: 30 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 480-488

ANALYSIS OF THE UNCERTAINTIES OF THE INCLUSION OF INDIRECT LAND USE CHANGE INTO THE EUROPEAN UNION RENEWABLE ENERGY SOURCES DIRECTIVE II

VIJAYA SUBRAMANIAM*; AINIE KUNTOM*; HARYATI ZAINAL*; SOH KHEANG LOH*; ASTIMAR ABDUL AZIZ* and GHULAM KADIR AHMAD PARVEEZ*
DOI: https://doi.org/10.21894/jopr.2019.0042  |   Published Online: 30 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 459-467

MAPPING THE CHARACTERISTICS OF TROPICAL FOREST PEAT AND CULTIVATED PEAT UNDER OIL PALM PLANTATION IN SARAWAK, BORNEO

SIONG FONG SIM*; CECELYEA JUMIN* and KHO LIP KHOON**
DOI: https://doi.org/10.21894/jopr.2019.0039  |   Published Online: 30 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 448-458

RANCHING AND CONSERVATION OF BIRDWING AND SWALLOWTAIL BUTTERFLY SPECIES IN THE OIL PALM SYSTEMS OF PAPUA NEW GUINEA

BONNEAU, L J G*; ERO, M** and SAR, S*
DOI: https://doi.org/10.21894/jopr.2019.0035  |   Published Online: 14 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 437-447

THE DIVERSITY OF UNDERSTOREY BIRDS IN FOREST FRAGMENTS AND OIL PALM PLANTATION, SARAWAK, BORNEO

JAYASILAN MOHD-AZLAN*; VOON AUDREY MEI FANG*; SALLY SOO KAICHEEN*; LISA LOK* and MICHAEL J LAWES**
DOI: https://doi.org/10.21894/jopr.2019.0033  |   Published Online: 30 August 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 422-436

THE ROLE OF FOREST FRAGMENTS IN SMALL MAMMAL CONSERVATION IN AN OIL PALM PLANTATION IN NORTHERN SARAWAK, BORNEO

JAYASILAN MOHD-AZLAN*; SALLY SOO KAICHEEN*; LISA LOK* and MICHAEL J LAWES**
DOI: https://doi.org/10.21894/jopr.2019.0034  |   Published Online: 5 September 2019
FULL TEXT  |  DOWNLOAD PDF
Vol. 31 (3) September 2019, p. 394-411

SOIL BACTERIAL BIODIVERSITY IN DEVELOPMENT OF SECONDARY LOGGEDOVER FOREST TO OIL PALM PLANTATION IN MINERAL SOIL OF BELAGA, SARAWAK

SHAMSILAWANI AHAMED BAKERI*; MOHD SHAWAL THAKIB MAIDIN* and MOHD MAZMIRA MOHD MASRI*
DOI: https://doi.org/10.21894/jopr.2019.0043  |   Published Online: 10 September 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 130-137

EFFECT OF EGR & NANOPARTICLES ON PERFORMANCE AND EMISSION CHARACTERISTICS OF A DIESEL ENGINE FUELLED WITH PALM BIODIESEL AND DIESEL BLENDS

GANESAN, S*; DINESHBABU MUNUSWAMY**; PRABHU APPAVU*; ARUNKUMAR, T‡ and YUVARAJAN DEVARAJAN*
DOI: https://doi.org/10.21894/jopr.2018.0065  |   Published Online: 14 February 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 122-129

THEORETICAL APPROACH OF DFT B3LYP/6-31G (d, p) ON EVALUATING THE PERFORMANCE OF tert-BUTYLHYDROQUINONE AND FREE FATTY ACIDS IN INHIBITING THE OXIDATION OF PALM OLEIN

RADIAH ALI*; KU HALIM KU BULAT**; ALYZA A AZMI* and SABIQAH TUAN ANUAR*
DOI: https://doi.org/10.21894/jopr.2019.0005  |   Published Online: 8 March 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 110-121

EFFECTS OF PARTIAL REPLACEMENT OF FISH OIL WITH DIFFERENT VEGETABLE OILS ON GROWTH, FEED UTILISATION AND FATTY ACID PROFILE OF HYBRID GROUPER JUVENILE (Epinephelus fuscoguttatus x Epinephelus lanceolatus )

ANNITA SEOK KIAN YONG*; NUR SUHAILAH SYED MUBARAK* and ROSSITA SHAPAWI*
DOI: https://doi.org/10.21894/jopr.2019.0003  |   Published Online: 1 Mac 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 95-109

LOW-TEMPERATURE DIRECTED INTERESTERIFICATION INCREASES TRIUNSATURATED AND TRISATURATED TRIACYLGLYCEROLS OF PALM OIL AND AFFECTS ITS THERMAL, POLYMORPHIC AND MICROSTRUCTURAL PROPERTIES

NOOR LIDA HABI MAT DIAN*; LEE YEE YING**; NIK MOHD AZNIZAN NIK IBRAHIM*; NORAZURA AILA MOHD HASSIM*; SAW MEI HUEY*; TAN CHIN PING‡ and LAI OI MING‡‡
DOI: https://doi.org/10.21894/jopr.2018.0046  |   Published Online: 13 February 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 73-85

IMPACT ANALYSIS OF CLIMATIC FACTORS ON VEGETATIVE GROWTH, YIELD AND COLD RESISTANCE OF OIL PALM INTRODUCED IN DIFFERENT REGIONS OF GUANGDONG PROVINCE, CHINA

ZENG XIANHAI*; PAN DENGLANG**; LIN WEIFU‡ and LIU ZIFAN*
DOI: https://doi.org/10.21894/jopr.2019.0004  |   Published Online: 22 February 2019
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 31 (1) March 2019, p. 53-66

IDENTIFICATION OF CHELIDONIC ACID AND ASPARAGINE IN Ganoderma boninense- INOCULATED OIL PALM SEEDLINGS

SHAHIRAH BALQIS DZULKAFLI*; ABRIZAH OTHMAN*; SYAHANIM SHAHWAN*; ZAIN NURAZAH*; MOHAMAD ARIF ABD MANAF*; ABU SEMAN IDRIS*; MOHD DIN AMIRUDDIN*; NOOR IDAYU TAHIR* and UMI SALAMAH RAMLI*
DOI: https://doi.org/10.21894/jopr.2019.0008  |   Published Online: 4 Mac 2019
FULL TEXT  |  DOWNLOAD PDF