Category: 2022

(63 Articles)

REVIEW ARTICLE
Vol. 34 (4) December 2022, p. 591-607

TREATED OIL PALM FROND AND ITS UTILISATION AS AN IMPROVED FEEDSTUFF FOR RUMINANTS – AN OVERVIEW

MOOKIAH SAMINATHAN1*; WAN NOORAIDA WAN MOHAMED1; ‘ABIDAH MD NOH1; NUR ATIKAH IBRAHIM1; MUHAMMAD AMIRUL FUAT1; SURIYA KUMARI RAMIAH2; ERIC LIM TEIK CHUNG3 and NOOR LIDA HABI MAT DIAN1
DOI: https://doi.org/10.21894/jopr.2021.0041  |   Published Online: 14 October 2021
FULL TEXT  |  DOWNLOAD PDF
REVIEW ARTICLE
Vol. 34 (2) June 2022, p. 185-218

OIL PALM ECONOMIC PERFORMANCE IN MALAYSIA AND R&D PROGRESS IN 2021

GHULAM KADIR AHMAD PARVEEZ1 *; NUR NADIA KAMIL1 ; NORLIYANA ZIN ZAWAWI1 ; MEILINA ONG-ABDULLAH1 ; RAHMAHWATI RASUDDIN1 ; SOH KHEANG LOH1 ; KANGA RANI SELVADURAY1 ; SENG SOI HOONG1 and ZAINAB IDRIS1
DOI: https://doi.org/10.21894/jopr.2022.0036  |   Published Online: 30 June 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 622-628

Strategus aloeus (COLEOPTERA: SCARABAEIDAE) DAMAGE AND ITS RELATIONSHIP WITH RAINFALL AND HYBRID OIL PALM AGE IN COLOMBIA

LUIS GUILLERMO MONTES-BAZURTO1*; ALEX ENRIQUE BUSTILLO-PARDEY1 and ANUAR MORALES RODRIGUEZ1
DOI: https://doi.org/10.21894/jopr.2022.0009  |   Published Online: 31 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 643-656

OIL PALM SSR RESOURCE INTERFACE (OPSRI) – WEB-BASED BIOINFORMATIC ANALYSIS PIPELINE FOR SSR MINING

ROZANA ROSLI1 *; MOHD AMIN AB HALIM 1; TING NGOOT-CHIN1 ; NOORHARIZA MOHD ZAKI1 ; JAYANTHI NAGAPPAN1 ; RAJINDER SINGH1 ; LESLIE LOW ENG-TI1 and ZETI-AZURA MOHAMED-HUSSEIN2,3
DOI: https://doi.org/10.21894/jopr.2022.0008  |   Published Online: 28 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 668-677

MECHANICAL DESIGN ANALYSIS AND IMPROVEMENT OF ALUMINIUM ALLOY CANTAS SICKLE BLADE USING FINITE ELEMENT METHOD SIMULATION

AHMAD SYAZWAN RAMLI1 *; MOHD AZWAN MOHD BAKRI1 ; MOHD RIZAL AHMAD1 and MOHD IKMAL HAFIZI AZAMAN1
DOI: https://doi.org/10.21894/jopr.2022.0006  |   Published Online: 28 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 678-685

CHARACTERISATION OF PALM PYROLIGNEOUS ACID AND ITS EFFECTIVENESS AS ANTIFUNGAL AGENT FOR OIL PALM TRUNK

FAZLIANA ABDUL HAMID1 *; NAHRUL HAYAWIN ZAINAL1 ; NUR ELIYANTI ALI OTHMAN1 ; FATIHA ISMAIL1 ; NOORSHAMSIANA ABDUL WAHAB1 and ASTIMAR ABD AZIZ1
DOI: https://doi.org/10.21894/jopr.2022.0007  |   Published Online: 28 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 699-709

PROPERTIES OF SOLID POLYURETHANES MADE FROM PALM OLEIN-BASED POLYOLS PREPARED WITH VARIOUS TYPES OF NUCLEOPHILES

TUAN NOOR MAZNEE TUAN ISMAIL1*; NOR AZOWA IBRAHIM2; KOSHEELA DEVI POO PALAM1; HOONG SENG SOI1; MOHD AZMIL MOHD NOOR1; YEONG SHOOT KIAN1; EMILIA ABD. MALEK2; IBRAHIM SENDIJAREVIC3 and VAHID SENDIJAREVIC3
DOI: https://doi.org/10.21894/jopr.2022.0015  |   Published Online: 2 March 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 427-438

NEW INSIGHTS INTO THE PHYLOGEOGRAPHY OF THE OIL PALM PEST, Metisa plana TOWARDS ITS MANAGEMENT CONTROL

AQILAH SAKINAH BADRULISHAM1; DAISUKE KAGEYAMA2; MADIHAH HALIM1; AMEYRA AMAN-ZUKI1; MOHAMED MAZMIRA MASRI3; SITI NURULHIDAYAH AHMAD3; BADRUL MUNIR MD-ZAIN4 and SALMAH YAAKOP1*
DOI: https://doi.org/10.21894/jopr.2021.0050  |   Published Online: 3 December 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (4) December 2022, p. 731-740

ASSOCIATION OF FATTY ACIDS AND POLAR COMPOUND FRACTIONS WITH ACRYLAMIDE FORMATION DURING INTERMITTENT FRYING

SU LEE KUEK1; AZMIL HAIZAM AHMAD TARMIZI2*; RAZNIM ARNI ABD RAZAK2; SELAMAT JINAP1,3; SAPARIN NORLIZA4 and MAIMUNAH SANNY1,3*
DOI: https://doi.org/10.21894/jopr.2022.0018  |   Published Online: 18 March 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 439-452

DETERMINATION OF RELIABLE REFERENCE GENES FOR REVERSE TRANSCRIPTION QUANTITATIVE REAL-TIME PCR FROM OIL PALM TRANSCRIPTOMES

NADZIRAH AMIRUDDIN1 ; PEK-LAN CHAN1 ; KUANG-LIM CHAN1 ; PEI-WEN ONG1 ; PRISCILLA ELIZABETH MORRIS1 ; MEILINA ONG-ABDULLAH1 ; SUBHI SITI MASURA1 and ENG-TI LESLIE LOW1*
DOI: https://doi.org/10.21894/jopr.2022.0002  |   Published Online: 17 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 488-496

FEASIBILITY STUDY OF OIL PALM HARVESTING USING PULSE FIBRE LASER SYSTEM WITH DIFFERENT LENSES

MOHD IKMAL HAFIZI AZAMAN1 *; AHMAD SYAZWAN RAMLY1 ; MOHD KHAIRUL FADZLY MDRADZI1 ; MOHD RIZAL AHMAD1 ; MOHD RAMDHAN MOHD KHALID1 ; MOHD AZWAN MOHD BAKRI1 ; YASMIN MUSTAPHA KAMIL1 and MOHD ADZIR MAHDI2
DOI: https://doi.org/10.21894/jopr.2022.0005  |   Published Online: 28 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 524-534

OPTIMISATION OF REACTION PARAMETERS FOR THE SYNTHESIS OF SOLKETAL LEVULINATE AS POTENTIAL BIODIESEL ADDITIVE

NMD NIK SITI MARIAM1 *; SENG SOI HOONG1 ; MOHD ZAN ARNIZA1 ; SRIHANUM ADNAN1 ; TUAN NOOR MAZNEE TUAN ISMAIL1 ; SHOOT KIAN YEONG1 and MUHAMMAD RAHIMI YUSOP2
DOI: https://doi.org/10.21894/jopr.2021.0052  |   Published Online: 21 December 2021
FULL TEXT  |  DOWNLOAD PDF
ARTICLE IN PRESS
Vol. 34 (3) September 2022, p. 535-545

PALM-BASED CHOCOLATE SPREAD FOR WIDE RANGE TEMPERATURE APPLICATIONS USING SUNFLOWER WAX, CARNAUBA WAX AND BEES WAX

NORAZURA AILA MOHD HASSIM1 *; SIVARUBY KANAGARATNAM1 ; NUR HAQIM ISMAIL1 ; NOOR LIDA HABI MAT DIAN1 ; WAN ROSNANI AWG ISA1 and NOOR SOFFALINA SOFIAN SENG2
DOI: https://doi.org/10.21894/jopr.2021.0051  |   Published Online: 21 December 2021
FULL TEXT  |  DOWNLOAD PDF
REVIEW ARTICLE
Vol. 34 (2) June 2022, p. 219-233

AN OVERVIEW OF THE DEVELOPMENT OF THE OIL PALM INDUSTRY AND IMPACT OF THE SHELL GENE INNOVATION AS A QUALITY CONTROL TOOL TO IMPROVE PRODUCTIVITY

SINGH, R1; LEE, K T2; OOI, L C L1; LOW, E T L1; ABDULLAH, M O1; SAMBANTHAMURTHI, R1 and AZMAN, I1*
DOI: https://doi.org/10.21894/jopr.2021.0001  |   Published Online: 7 January 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 234-247

ALL-IN-ONE COMPREHENSIVE EXTRACTION OF METABOLITES, PROTEINS AND RIBONUCLEIC ACID FOR THE RAPID ANALYSIS OF OIL PALM SYSTEMS BIOLOGY

SYAHANIM SHAHWAN1 *; ABRIZAH OTHMAN1 ; ZAIN NURAZAH1 ; NURUL LIYANA ROZALI1 and UMI SALAMAH RAMLI1
DOI: https://doi.org/10.21894/jopr.2021.0040  |   Published Online: 6 October 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 261-275

IDENTIFICATION OF OIL PALM ROOT-SPECIFIC GENES THROUGH MINING OF RNA-SEQ DATA AND RT-qPCR ANALYSIS

SUBHI SITI MASURA1,2*; OMAR ABD RASID1; NOOR AZMI SHAHARUDDIN2, 3; MAT YUNUS ABDUL MASANI1; KUANG-LIM CHAN1; ENG-TI LESLIE LOW1; SITI SURIAWATI BADAI1; AYUB NOR HANIN1; ABDUL RAHMAN SITI RAHMAH1; MOHD PUAD ABDULLAH2; AZZREENA MOHAMAD AZZEME2 and GHULAM KADIR AHMAD PARVEEZ1
DOI: https://doi.org/10.21894/jopr.2021.0036  |   Published Online: 30 August 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 276-288

EFFECTIVENESS OF Bacillus thuringiensis AERIAL SPRAYING AGAINST THE BAGWORM, Metisa plana WALKER (Lepidoptera: Psychidae) OUTBREAK IN OIL PALM USING DRONE

MOHAMED MAZMIRA MOHD MASRI1*; NOORHAZWANI KAMARUDIN1; NUR ROBAATUL MOHD ALI NAPIAH1 and MOHD FAHMI KENI1
DOI: https://doi.org/10.21894/jopr.2021.0045  |   Published Online: 23 November 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 546-561

TOPICAL APPLICATION OF THE PALM TOCOTRIENOL-RICH FRACTION (TRF) ENHANCES CUTANEOUS WOUND HEALING IN TYPE 2 DIABETIC MICE

ZAIZUHANA SHAHRIM1,2*; SUZANA MAKPOL2; GEOK CHIN TAN3; NURUL AISHAH MUHAMMAD1 and ZAFARIZAL ALDRIN AZIZUL HASAN1
DOI: https://doi.org/10.21894/jopr.2021.0054  |   Published Online: 5 January 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 289-299

APPLICATION OF TARGETED GOAT GRAZING IN OIL PALM PLANTATIONS: ASSESSMENT OF WEED PREFERENCE, SPATIAL USE OF GRAZING AREA AND LIVE WEIGHT CHANGE

FRISCO NOBILLY1,2*; THOMAS MANLIT RAYMOND MAXWELL3; MUHAMMAD SYAFIQ YAHYA4 and BADRUL AZHAR4,5
DOI: https://doi.org/10.21894/jopr.2021.0047  |   Published Online: 23 November 2021
FULL TEXT  |  DOWNLOAD PDF
SHORT COMMUNICATION
Vol. 34 (4) December 2022, p. 762-768

OPTIMISATION OF ETHYLENE TREATMENT CONDITIONS FOR OIL PALM FRUIT DETACHMENT USING RESPONSE SURFACE METHODOLOGY

MOHD IBNUR SYAWAL ZAKARIA1*; ARUTCHELVAM BALAKRISHNAN1; BEE AIK TAN1; JAIME YOKE SUM LOW1; SHWU FUN KUA1; CHIN MING LIM1 and DAVID ROSS APPLETON1
DOI: https://doi.org/10.21894/jopr.2022.0040  |   Published Online: 21 July 2022
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 348-355

DEVELOPMENT AND VALIDATION OF AN LC-MS/MS METHOD FOR DETERMINATION OF RESIDUAL 2,4-DICHLOROPHENOXYACETIC ACID HERBICIDE IN PALM OIL

NAJWA SULAIMAN1*; YEOH CHEE BENG1; NIK SASHA KHATRINA KHAIRUDDIN1 and FARAH KHUWAILAH AHMAD BUSTAMAM1
DOI: https://doi.org/10.21894/jopr.2021.0042  |   Published Online: 26 October 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 356-367

EFFECTS OF INTERESTERIFIED FATS ON LIPOPROTEIN SUB FRACTIONS AND HEPATIC GENE EXPRESSIONS IN A HAMSTER MODEL

GOWRI NAGAPAN1*; GOH YONG MENG2; NOOR LIDA HABI MAT DIAN1; CHE ANISHAS CHE IDRIS1; KANGA RANI SELVADURAY1 and NAGENDRAN BALASUNDRAM1
DOI: https://doi.org/10.21894/jopr.2021.0046  |   Published Online: 22 November 2021
FULL TEXT  |  DOWNLOAD PDF
REVIEW ARTICLE
Vol. 34 (1) March 2022, p. 1-25

OMICS PLATFORM TECHNOLOGIES FOR DISCOVERY AND UNDERSTANDING THE SYSTEMS BIOLOGY OF OIL PALM – Review Article

UMI SALAMAH RAMLI1*; ABRIZAH OTHMAN1; BENJAMIN LAU YII CHUNG1; HASLIZA HASSAN1; NUR ‘AIN MOHD ISHAK1; ZAIN NURAZAH1; NURUL LIYANA ROZALI1; NOOR IDAYU MHD TAHIR1; SYAHANIM SHAHWAN1; SHAHIRAH BALQIS DZULKAFLI1; RAJINDER SINGH1; OMAR ABD RASID1; RAVIGADEVI SAMBANTHAMURTHI1; MOHAMAD ARIF ABD MANAF1 and GHULAM KADIR AHMAD PARVEEZ1
DOI: https://doi.org/10.21894/jopr.2020.0084  |   Published Online: 7 October 2020
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 368-379

PALM GAMMA-TOCOTRIENOL SUPPLEMENTATION SUPPRESS TUMOUR GROWTH AND METASTASIS IN A SYNGENEIC MOUSE MODEL OF BREAST CANCER

SHONIA SUBRAMANIAM1,2; AMMU KUTTY RADHAKRISHNAN3; JEYA SEELA ANANDHA RAO4; PREMDASS RAMDAS5; NG MEI HAN2; METHIL KANNAN KUTTY6 and KANGA RANI SELVADURAY2*
DOI: https://doi.org/10.21894/jopr.2021.0048  |   Published Online: 22 November 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 68-78

ASSOCIATION OF SEED COLOUR WITH GERMINATION, PHYSICAL AND PHYSIOLOGICAL GROWTH OF OIL PALM (Elaeis guineensis) SEEDLINGS

M G NORSAZWAN1; U R SINNIAH1*; A B PUTEH1; P NAMASIVAYAM2; D R APPLETON3; M MOHAIMI4 and I A AMINUDDIN4
DOI: https://doi.org/10.21894/jopr.2021.0031  |   Published Online: 5 July 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 380-393

EFFECT OF SODIUM CASEINATE/CELLULOSE NANOCRYSTALS ADDITION ON THE PHYSICAL AND OXIDATIVE STABILITY OF RED PALM OLEIN-IN-WATER PICKERING EMULSIONS

SEE KIAT WONG1; CHIEN LYE CHEW1,2; JANARTHANAN SUPRAMANIAM1; BENG TI TEY1,3; TIN WUI WONG4 and SIAH YING TANG1,3,5*
DOI: https://doi.org/10.21894/jopr.2021.0049  |   Published Online: 3 December 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 152-166

SYNTHESIS AND PHYSICOCHEMICAL PROPERTIES OF NEW ESTOLIDE ESTERS AS POTENTIAL BIOLUBRICANT BASE OIL

SENG SOI HOONG1*; MOHD ZAN ARNIZA1; NEK MAT DIN NIK SITI MARIAM1; ABU HASSAN NOOR ARMYLISAS1; SOOK WAH TANG1; TUAN NOOR MAZNEE TUAN ISMAIL1 and SHOOT KIAN YEONG1
DOI: https://doi.org/10.21894/jopr.2021.0032  |   Published Online: 21 July 2021
FULL TEXT  |  DOWNLOAD PDF
SHORT COMMUNICATION
Vol. 34 (2) June 2022, p. 394-400

SHORT COMMUNICATION: SIMPLIFIED APPROACH FOR EARLY IDENTIFICATION OF SPONTANEOUS OIL PALM HAPLOID (Elaeis guineensis)

MUHAMMAD AZWAN, Z1 ; ZAKI, N M1 *; NORDIANA, H M N1 ; MADON, M2 ; NORZIHA, A1 ; ZULKIFLI, Y1 ; CHAN, P L1 and SINGH, R1
DOI: https://doi.org/10.21894/jopr.2021.0019  |   Published Online: 4 May 2021
FULL TEXT  |  DOWNLOAD PDF
RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 167-176

PHYSICOCHEMICAL PROPERTIES OF PALM OLEIN-BASED POLYOLS PREPARED USING HOMOGENEOUS AND HETEROGENEOUS CATALYSTS

NORHAYATI MOHD NOOR1*; TUAN NOOR MAZNEE TUAN ISMAIL1; MOHD AZMIL MOHD NOOR1; KOSHEELA DEVI POO PALAM1; MOHD NORHISHAM SATTAR1; NURUL ‘AIN HANZAH1; SRIHANUM ADNAN1 and YEONG SHOOT KIAN1
DOI: https://doi.org/10.21894/jopr.2021.0034  |   Published Online: 25 August 2021
FULL TEXT  |  DOWNLOAD PDF