RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 294-303

THE EFFECTS OF POLYGLYCEROL ESTERS ON PALM OLEIN FRACTIONATION

YOONG JUN HAO*; SAW MEI HUEY*; YEOH CHEE BENG*; SIVARUBY KANAGARATNAM*; LUQMAN CHUAH ABDULLAH** and THOMAS CHOONG SEAN YAW**
DOI: https://doi.org/10.21894/jopr.2019.0015  |   Published Online: 16 May 2019
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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
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 281-285

EFFECT OF FLOW RATE AND CONCENTRATION OF CARBAMIDE ON THE REDUCING NOx EMISSIONS IN PALM BIODIESEL FUELED RESEARCH ENGINE

SIVA, R* and YUVARAJAN DEVARAJAN**
DOI: https://doi.org/10.21894/jopr.2018.0048  |   Published Online: 04 October 2018
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 271-280

EVALUATION OF CHEMICAL AND BIOLOGICAL TREATMENTS TO DEGRADE OIL PALM EMPTY FRUIT BUNCHES (Elaeis guineensis Jacq.) AND THEIR POTENTIAL USE

JESUS DAVID CASTANO*; CRISTHIAN CAMILO CRESPO* and ESPERANZA TORRES*
DOI: https://doi.org/10.21894/jopr.2019.0016  |   Published Online: 24-May-19
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 262-270

INTEGRATION OF LATEX TIMBER CLONE RUBBER AFFECTS THE OIL PALM YIELD

NORKASPI KHASIM* and RAJA ZULKIFLI RAJA OMAR*
DOI: https://doi.org/10.21894/jopr.2019.0011  |   Published Online: 27-Jun-19
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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
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 238-247

PHYTOL-CONTAINING SEAWEED EXTRACTS AS CONTROL FOR Ganoderma boninense

SYAMIMI DIYANA ABDUL AZIZ*; NUR FAZIRAH JAFARAH* and ZETTY NORHANA BALIA YUSOF**
DOI: https://doi.org/10.21894/jopr.2019.0018  |   Published Online: 27-May-19
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 220-237

cDNA-SSR MARKERS FOR MOLECULAR EPIDEMIOLOGY OF Ganoderma boninense

TUNG HUN JIAT*; SITA ASTARI**; GOH YOU KENG‡; GOH KAH JOO‡ and WONG WEI CHEE*
DOI: https://doi.org/10.21894/jopr.2019.0012  |   Published Online: 31-May-19
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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
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 204-211

IDENTIFICATION OF RELIABLE REFERENCE GENES FOR GENE EXPRESSION STUDIES OF OIL PALM PLANTLETS USING NORMFINDER AND BESTKEEPER ALGORITHMS

MUHAMAD AFIQ, A H*; SHAHARUDDIN, N A** and ZUBAIDAH, R*
DOI: https://doi.org/10.21894/jopr.2019.0010  |   Published Online: 23-May-19
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RESEARCH ARTICLE
Vol. 31 (2) June 2019, p. 195-203

ISOLATION OF HIGH QUALITY TOTAL RNA FROM VARIOUS TISSUES OF OIL PALM (Elaeis guineensis) FOR REVERSE TRANSCRIPTION QUANTITATIVE REAL-TIME PCR (RT-qPCR)

ONG, P W*; CHAN, P-L*; OOI, L C L* and SINGH, R*
DOI: https://doi.org/10.21894/jopr.2019.0014  |   Published Online: 21-May-19
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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 SHAHRIM^1,2*; 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
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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 NOBILLY^1,2*; THOMAS MANLIT RAYMOND MAXWELL³; MUHAMMAD SYAFIQ YAHYA⁴ and BADRUL AZHAR^4,5
DOI: https://doi.org/10.21894/jopr.2021.0047  |   Published Online: 23 November 2021
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RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 300-310

PARAMETRIC STUDY ON TRASH SEPARATION EFFICIENCY IN FFB CONSIGNMENT

CHE RAHMAT CHE MAT¹,^2*; ROHAYA MOHAMED HALIM¹; NADIAHNOR MD YUSOP²,³; NU’MAN ABDUL HADI¹ and ANDREW YAP KIAN CHUNG¹
DOI: https://doi.org/10.21894/jopr.2021.0035  |   Published Online: 25 August 2021
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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
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RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 311-322

MICROBIAL PROTEIN EXTRACTION FROM PALM OIL MILL EFFLUENT

NOR FAIZAH, J¹*; NOORSHAMSIANA, A W¹; WAN HASAMUDIN, W H¹; NAHRUL HAYAWIN, Z¹; ROPANDI, M¹; NUR ELIYANTI, A O¹; ASTIMAR, A A¹ and ROHAYA, M H¹
DOI: https://doi.org/10.21894/jopr.2021.0037  |   Published Online: 28 September 2021
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RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 562-570

TOXICOLOGICAL ASSESSMENT OF REFINED PALM-PRESSED MESOCARP FIBRE OIL

KIM-TIU TENG^1*; RADHIKA LOGANATHAN¹; EE LING SIEW^2,3; HARRISON LIK NANG LAU¹ and NOR FADILAH RAJAB^3,4
DOI: https://doi.org/10.21894/jopr.2022.0010  |   Published Online: 31 January 2022
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RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 323-336

PALM OLEIN LUBRICATES AND REMOVES FRESHLY BAKED CONCRETE FROM ITS FORMWORK

SOH KHEANG LOH¹* and NGATIMAN MUZZAMMIL¹
DOI: https://doi.org/10.21894/jopr.2021.0038  |   Published Online: 28 September 2021
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RESEARCH ARTICLE
Vol. 34 (2) June 2022, p. 337-347

INFLUENCE OF CHEMICAL COMPOSITION OF ACTIVATED CALCIUM BENTONITES AND SODIUM BENTONITES ON PALM OIL BLEACHING CAPACITY AND OIL QUALITY

DOLPHEN, R¹; DHURAKIT, P² and THIRAVETYAN, P²*
DOI: https://doi.org/10.21894/jopr.2021.0043  |   Published Online: 29 October 2021
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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 SULAIMAN^1*; 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
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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
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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
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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 SUBRAMANIAM^1,2; AMMU KUTTY RADHAKRISHNAN³; JEYA SEELA ANANDHA RAO⁴; PREMDASS RAMDAS⁵; NG MEI HAN²; METHIL KANNAN KUTTY⁶ and KANGA RANI SELVADURAY^2*
DOI: https://doi.org/10.21894/jopr.2021.0048  |   Published Online: 22 November 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 26-34

MORPHO-PHYSIOLOGICAL ASSESSMENT OF OIL PALM (Elaeis guineensis Jacq.) SEEDLINGS EXPOSED TO SIMULATED DROUGHT CONDITIONS

IKHAJIAGBE, B¹; AITUAE, W² and OGWU, M C³*
DOI: https://doi.org/10.21894/jopr.2021.0018  |   Published Online: 4 May 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 35-45

HISTONE MODIFICATION MARKS IMPROVE IDENTIFICATION OF OIL PALM TRANSCRIPTION START SITES

SARPAN, N¹; TATARINOVA, T V²; LOW, E-T L¹; ONG-ABDULLAH, M¹; SAPIAN, I S³ and OOI, S-E¹*
DOI: https://doi.org/10.21894/jopr.2021.0021  |   Published Online: 19 May 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 46-55

CORRELATION BETWEEN NON-RIBOSOMAL PEPTIDE SYNTHETASE (NRPS) PRODUCTION AND VIRULENCE OF Ganoderma boninense PER71 ON OIL PALM (Elaeis guineensis)

JACKIE CHUA¹; KWAN YEE MIN²; ABRIZAH OTHMAN¹* and WONG MUI YUN³
DOI: https://doi.org/10.21894/jopr.2021.0025  |   Published Online: 31 May 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 56-67

GROWTH AND DEVELOPMENT OF OIL PALM CLONE P164 EXPOSED TO LONGTERM CARBON DIOXIDE ENRICHMENT IN OPEN TOP CHAMBER

AMANINA, N S¹*; LINATOC, A C²; HANIFF, M H¹ and ROSLAN, M N¹
DOI: https://doi.org/10.21894/jopr.2021.0030  |   Published Online: 5 July 2021
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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
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 79-91

THE EFFECTS OF RECYCLING PALM PRESSEDFIBRE OIL ON CRUDE PALM OIL QUALITY

HASLIYANTI, A¹*; RUSNANI, A M¹; WAN HASAMUDIN, W H¹; NG, M H¹; NOR FAIZAH, J¹ and ROHAYA, M H¹
DOI: https://doi.org/10.21894/jopr.2021.0016  |   Published Online: 26 April 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 92-103

NUTRIENT ENHANCEMENT OF PALM KERNEL CAKE VIA SOLID STATE FERMENTATION BY LOCALLY ISOLATED Rhizopus oryzae ME01

MOHD FIRDAUS, O¹*; ROHAYA, M H¹; MISKANDAR, M S¹ and ASTIMAR, A A¹
DOI: https://doi.org/10.21894/jopr.2021.0022  |   Published Online: 19 May 2021
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REVIEW ARTICLE
Vol. 33 (4) December 2021, p. 565-576

BREEDING Virescens OIL PALM

VENGETA RAO* and CHANG, K C**
DOI: https://doi.org/10.21894/jopr.2020.0098  |   Published Online: 12 November 2020
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 104-115

EFFECT OF BIOFUEL ON LIGHT-DUTY VEHICLES ENGINE PERFORMANCE AND LUBE OIL DEGRADATION

M ROPANDI¹; Z NAHRUL HAYAWIN¹; A A ASTIMAR¹; A W NOORSHAMSIANA¹; R RIDZUAN¹* and I ZAWAWI¹
DOI: https://doi.org/10.21894/jopr.2021.0023  |   Published Online: 19 May 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 116-128

THE COLD FLOW PROPERTIES OF PALM BIODIESEL FOR DIESEL BLENDS MANDATE IN MALAYSIA’S HIGHLANDS

NURSYAIRAH JALIL^1,2; HARRISON LIK NANG LAU¹* and RIFQI IRZUAN ABDUL JALAL²
DOI: https://doi.org/10.21894/jopr.2021.0027  |   Published Online: 15 June 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 129-138

ASSESSMENT OF TRANS FATTY ACID LEVELS IN REFINED PALM-BASED OILS AND COMMERCIAL VEGETABLE OILS IN THE MALAYSIAN MARKET

HISHAMUDDIN, E¹*; ABD RAZAK, R A¹; YEOH, C B¹* and AHMAD TARMIZI, A H¹
DOI: https://doi.org/10.21894/jopr.2021.0029  |   Published Online: 21 June 2021
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SHORT COMMUNICATION
Vol. 33 (4) December 2021, p. 732-738

IS THERE A SUSTAINABLE FUTURE FOR WILDLIFE IN OIL PALM PLANTATIONS IN MALAYSIA?

JAYASILAN MOHD-AZLAN* and LISA LOK*
DOI: https://doi.org/10.21894/jopr.2020.0104  |   Published Online: 23 November 2020
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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 CHEW^1,2; JANARTHANAN SUPRAMANIAM¹; BENG TI TEY^1,3; TIN WUI WONG⁴ and SIAH YING TANG^1,3,5*
DOI: https://doi.org/10.21894/jopr.2021.0049  |   Published Online: 3 December 2021
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RESEARCH ARTICLE
Vol. 34 (1) March 2022, p. 139-151

INHIBITION OF CHOLINESTERASES BY WATER-SOLUBLE PALM FRUIT EXTRACT

SOON-SEN LEOW¹*; SYED FAIRUS¹ and RAVIGADEVI SAMBANTHAMURTHI²
DOI: https://doi.org/10.21894/jopr.2021.0028  |   Published Online: 17 June 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 724-731

STABILITY AND PERFORMANCE OF PALMBASED TRANSPARENT SOAP WITH OIL PALM LEAVES EXTRACT

NORASHIKIN AHMAD*; ZAFARIZAL ALDRIN AZIZUL HASAN* and SITI HAJAR BILAL*
DOI: https://doi.org/10.21894/jopr.2021.0024  |   Published Online: 19 May 2021
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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
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 713-723

DOES PALM MID FRACTION AFFECT ADULT SATIETY?

VOON, P T*; TOH, S W H**; NG, T K W‡; LEE, V K M**; YONG, X S**; YAP, S Y* and NESARETNAM, K‡‡
DOI: https://doi.org/10.21894/jopr.2021.0020  |   Published Online: 4 May 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 703-712

RED PALM OIL IN LAYING DUCKS DIETS: EFFECTS ON PRODUCTIVE PERFORMANCE, EGG QUALITY, CONCENTRATIONS OF YOLK CAROTENOIDS

YIFEI LU*; SHUNAN DONG**; HAITENG ZHOU*; LIGANG YANG*; ZHAODAN WANG*; DA PAN*; XIAN YANG*; HUI XIA*; GUIJU SUN* and SHAOKANG WANG*
DOI: https://doi.org/10.21894/jopr.2021.0005  |   Published Online: 23 February 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 689-702

CHARACTERISTICS OF RETAIL REFRIGERATED AND NON-REFRIGERATED MARGARINES/FAT SPREADS SOLD IN MALAYSIA

SIVARUBY KANAGARATNAM*; TENG KIM TIU*; NUR HAQIM ISMAIL*; NORAZURA AILA MOHD HASSIM*; WAN ROSNANI AWG ISA* and NOOR LIDA HABI MAT DIAN*
DOI: https://doi.org/10.21894/jopr.2021.0006  |   Published Online: 23 February 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 678-688

THE EFFECT OF MICROWAVE TREATMENT AND DELAYED HARVESTING ON OIL PALM FRUITLETS (Elaeis guineensis) OIL QUALITY

NU’MAN ABDUL HADI*; NG MEI HAN*; RUSNANI ABD MAJID* and CHE RAHMAT CHE MAT*
DOI: https://doi.org/10.21894/jopr.2021.0015  |   Published Online: 20 April 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 668-677

OPTIMISATION OF ALKALI EXTRACTION OF PALM KERNEL CAKE PROTEIN

FATAH YAH ABD MANAF* and NOOR LIDA HABI MAT DIAN*
DOI: https://doi.org/10.21894/jopr.2021.0011  |   Published Online: 1 April 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 653-667

THE EFFECT OF SATURATED AND UNSATURATED FATTY ACID COMPOSITION IN BIO-BASED LUBRICANT TO THE TRIBOLOGICAL PERFORMANCES USING FOUR-BALL TRIBOTESTER

ZULHANAFI, P*; SYAHRULLAIL, S*; ABDUL HAMID, M K* and CHONG W W F*
DOI: https://doi.org/10.21894/jopr.2021.0010  |   Published Online: 16 March 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 643-652

EFFECT OF OPERATING TEMPERATURE ON PHYSICOCHEMICAL PROPERTIES OF EMPTY FRUIT BUNCH CELLULOSE-DERIVED BIOCHAR

STASHA ELEANOR ROSLAND ABEL*,^‡ ; SOH KHEANG LOH*; NOORSHAMSIANA ABDUL WAHAB*; ONDREJ MASEK**; MUSA IDRIS TANIMU^‡ and ROBERT THOMAS BACHMANN^‡
DOI: https://doi.org/10.21894/jopr.2021.0007  |   Published Online: 23 February 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 620-642

MAPPING THE NITROGEN STATUS ON IMMATURE OIL PALM AREA IN MALAYSIAN OIL PALM PLANTATION WITH AUTOPILOT TRACTOR-MOUNTED ACTIVE LIGHT SENSOR

ROHAIDA MOHAMMAD*; DARIUS EL PEBRIAN*; MOHAMMAD ANAS AZMI* and EZRIN MOHD HUSIN**
DOI: https://doi.org/10.21894/jopr.2021.0012  |   Published Online: 7 April 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 617-628

BIRD SPECIES RICHNESS, ABUNDANCE AND THEIR FEEDING GUILD ACROSS OIL PALMS DEVELOPMENT THROUGH MIST-NETTING METHOD IN BETONG, SARAWAK

AMIT, B*; TUEN, A A** and KHO, L K*
DOI: https://doi.org/10.21894/jopr.2021.0017  |   Published Online: 27 April 2021
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RESEARCH ARTICLE
Vol. 34 (3) September 2022, p. 571-579

ESTIMATING THE SHELF LIFE OF FLAVOURING OIL GRAVY CONSISTING OF RED PALM OIL

GUANGYI GONG¹; XIAOJING WU¹; SHIMIN WU^1,2*; JUNHAO YOONG3, MIN JI³ and MINGMING HU³
DOI: https://doi.org/10.21894/jopr.2022.0011  |   Published Online: 15 February 2022
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SHORT COMMUNICATION
Vol. 34 (3) September 2022, p. 580-589

MOLECULAR IDENTIFICATION AND PHYLOGENETIC ANALYSIS OF FUNGI AND BACTERIA ASSOCIATED TO COMMON SPEAR ROT DISEASE IN MALAYSIA

NUR DIYANA ROSLAN¹; INTAN NUR AINNI MOHAMED AZNI¹ and SHAMALA SUNDRAM¹*
DOI: https://doi.org/10.21894/jopr.2021.0039  |   Published Online: 29 September 2021
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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
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 607-616

EVALUATION OF MITOCHONDRIAL DNA ISOLATION METHODS FOR OIL PALM (Elaeis guineensis) LEAF

AZIMI NURAZIYAN*; SIEW-ENG OOI* and MEILINA ONG-ABDULLAH*
DOI: https://doi.org/10.21894/jopr.2021.0009  |   Published Online: 16 March 2021
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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 NOOR^1*; 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
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 588-606

A COMPARATIVE STUDY OF BACTERIAL COMMUNITIES DETERMINED BY CULTUREDEPENDENT AND-INDEPENDENT APPROACHES IN OIL PALM PLANTED ON TROPICAL PEATLAND

AYOB, ZAHIDAH* and KUSAI, NOR AZIZAH*
DOI: https://doi.org/10.21894/jopr.2021.0008  |   Published Online: 26 February 2021
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RESEARCH ARTICLE
Vol. 33 (4) December 2021, p. 577-587

GENETIC TRANSFORMATION OF OIL PALMBASED ON SELECTION WITH HYGROMYCIN

BAHARIAH, B*; RASID, O A*; RAHMAH, A R S*; PARVEEZ, G K A* and MASANI, M Y A*
DOI: https://doi.org/10.21894/jopr.2020.0111  |   Published Online: 9 December 2020
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SHORT COMMUNICATION
Vol. 34 (1) March 2022, p. 177-183

SENSORY EVALUATION OF FILLETS FROM TILAPIA (Oreochromis niloticus) FED DIETS CONTAINING OIL PALM LIPIDS

WAN NOORAIDA, W M¹*; ABIDAH, M N¹; NUR ATIKAH, I¹; MOOKIAH, S¹; MUHAMMAD AMIRUL, F¹ and RAFIDAH, A H¹
DOI: https://doi.org/10.21894/jopr.2020.0108  |   Published Online: 9 December 2020
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 69-77

ISOLATION AND IDENTIFICATION OF WAX ESTERS IN PALM OIL MILL FINAL EFFLUENT DISCHARGE

OOI Tian Lye* and M C Chow*
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 63-67

ANTIOXIDANT ACTIVITIES OF PALM VITAMIN E WITH SPECIAL REFERENCE TO TOCOTRIENOLS

ABDUL GAPOR Mohd Top*, A S H Ong*, A Kato*, H Watanabe+ and T Kawada#
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 53-61

IDENTIFICATION OF VOLATILE COMPOUNDS THAT CONTRIBUTE TO THE AROMA OF FRESH PALM OIL AND OXIDIZED OIL

Ainie Kuntum* , P J Dirinck+ and N M Schamp+
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 31-51

OLEOCHEMICALS FROM PALM OIL AND PALM KERNEL OIL

ONG Augustine S H Datuk
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 17-30

THE PRODUCTION OF SUPERIOR LINES AND SECOND CYCLE HYBRIDS BY INBREEDING AND SELECTION

POONI, H A*
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 11-16

SIGNIFICANCE OF THE BLACK LINE WITHIN OIL PALM TISSUE DECAYED BY GANODERMA BONINENSE

Ariffin Darus*; Idris Abu Seman*; Abdul Halim Hassan*
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RESEARCH ARTICLE
Vol. 1 No. 1 1989 June, p. 1-10

GENETIC RESOURCES:NEW DEVELOPMENTS IN OIL PALM BREEDING

RAJANAIDU, N
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 78-86

PALM OIL ABSTRACTS

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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 10-17

BIOCHEMICAL STUDIES ON ABNORMAL CLONES OF THE OIL PALM (Elaeis guineensis)

MARZIAH, M*; ROHANI, O**
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 103-105

OCCURRENCE OF TRUNK ROT IN SOME OLEIFERA BACKCROSSES

CHIN, C W*; MUHAMMAD SHA'ANI, A*
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 87-102

EVOLUTION OF PALM OIL TRADE POLICY IN INDONESIA, 1978-1991

TOMICH, T P*; MAWARDI, M S+
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 64-86

CLARITY AND CHEMICAL COMPOSITION OF PALM OLEIN-SUNFLOWER AND PALM OLEIN-SAFFLOWER OIL BLENDS

NOR AINI, I*; HANIRAH, H*; TANG, T S*
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 57-63

CLONING DATE PALM (PHOENIX DACTYLIFERA L.) DNA AND CHARACTERIZATION OF LOW, MEDIUM, AND HIGH COPY DNA SEQUENCES

AITCHITT, M*+#; MANTELL, S H* ;THANGAVELU, M+ ;AINSWORTH, C C+
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 35-56

COLOMBIA’S NATIONAL TREE: THE WAX PALM CEROXYLON QUINDIUENSE AND ITS RELATIVES

MADRINAN, S*; SCHULTES, R E**
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 18-34

LIFE HISTORY AND FEEDING BEHAVIOUR OF THE OIL PALM BAGWORM, METISA PLANA WALKER

MOHD BASRI, W*; KEVAN, P G **
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RESEARCH ARTICLE
Vol. 7 No. 1, June 1995, p. 1-9

LONG_TERM IN VITRO MAINTENANCE OF OIL PALM (ELAEIS GUINEENSIS JACQ.) CLONES THROUGH AXENIC ROOT CULTURE

ROHANI, O*; PARANJOTHY, K*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 162-170

CHARACTERIZATION OF A BY-PRODUCT OF PALM OIL MILLING

AINIE, K*; SIEW, W L*; TAN, Y A*; MA, A N*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 156-162

DENSITIES AND REFRACTIVE INDICES OF HYDROGENATED PALM OLEIN AND FRACTIONATED PALM OIL

LIEW, K Y*; LATIFF, N A*; NORDIN, M R*; SENG, C E*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 148-155

VEGETABLE OIL IN AQUEOUS AND NONAQUEOUS MICROEMULSION SYSTEMS STABILIZED BY NONIONIC SURFACTANTS

HAMDAN, S*; LAILI, C R+; KUANG, E*; SALINA, S*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 143-147

PREPARATION OF HARD BUTTER FROM PALM AND SAL ‘OLEIN MIXTURE’

MD ALI, A R*; MOHD SURIA, A Y+
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 132-142

PREPARATION OF PALM-BASED ESTERAMINES USING CHEMICAL CATALYSTS

ZAINAB, I*; SALMIAH A*; NAKASATO, S*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 122-131

CYTOLOGICAL ANALYSIS OF ELAEIS GUINEENSIS (TENERA) CHROMOSOMES

MADON, M*; CLYDE, M M**; CHEAH, S C*
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 118-121

ISOLATION AND IDENTIFICATION OF BACTERIA ASSOCIATED WITH ELAEIDOBIUS KAMERUNICUS AND OIL PALM FLOWERS

HUSSEIN, M. Y.*; NORHAZNI, M. S.+; ALI, J. H.+
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RESEARCH ARTICLE
Vol. 7 No. 2, December 1995, p. 107-117

THE INFLUENCE OF LOW TEMPERATURE TREATMENT ON GROWTH AND PROLINE ACCUMULATION IN POLYEMBRYOGENIC CULTURES OF OIL PALM (ELAEIS GUINEENSIS JACQ.)

TARMIZI, A. H.*; MARZIAH, M.**
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 52-57

Preparation Of Palm Oil Esters-Diesel Fuel Mix And Its Performance Test On Stationary Engine

GAFAR, A*; WIDODO, J S*; SIDJABAT, O*; LEGOWO, E H*; RAHMAN, M*; HARIMURTI, K**; SUTARDJO**; ISKANDAR, N R**
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 01-Nov

Biofuel: Technical, Economic And Environmental Impacts

MEYER-PITTROFF, R*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 121-135

Exhaust Emissions And Engine Performance From The Use Of Soya Methyl Ester Blended With Arb #2 Diesel In A 6V92TA MUI Engine

ROMIG, C*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 110-120

Emission Of Elsbett Engine Using Palm Oil Fuel

TANG, T S*; AHMAD Hitam*; YUSOF Basiron*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 99-109

Biofuel: Impact On Environment

HUSNA, Kassim*; MARIANI Osman*; HAMZAH Abdul Hamid*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 92-95

Preliminary Observations Of Using Palm Oil As Fuel For Cars Fitted With Elsbett Engine

AHMAD Haji Hitam*; SALMAH Jahis*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 79-91

Investigation On Palm Oil Diesel Emulsion As Fuel Extender For Diesel Engine

MASJUKI, H*; ABDULMUIN, M Z*; SII, H S*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 61-78

The Use Of Biofuel In Modern Diesel Engines

SCHAFER, A*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 23-25

Integrated Production Of Bio-Diesel Esters And Glycerol: Top Grade Gylcerol As Key Factor Of Economical Success In The Bio-Diesel Cycle

VARESE, R*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 50-51

Vegetable Oil Engine

WADID M*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 42-49

Diesel Engine Operation With Vegetable Oil – Alcohol Emulsion

CROOKES, R J*; KIANNEJAD, F*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 35-41

Future Trends Of Biofuels Engines With Elsbett-Technology

ELSBETT, G*; ELSBETT, K*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 29-34

Modern Serial Engines Operating With Natural Diesel Fuel 50 – 200 kW (60 – 270 b.h.p.)

KAMMPMAN, H J*
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RESEARCH ARTICLE
ELAEIS Special Issue, November 1995, p. 15-22

Production And Evaluation Of Palm Oil Methyl Esters As Diesel Substitute

CHOO, Y M*; MA, A N*; YUSOF B*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. Oct-19

HISTOPATHOLOGY OF Metisa plana (LEPIDOPTERA: PSYCHIDAE) INFECTED WITH Beauveria bassiana DEUTEROMYCOTINA: HYPHOMYCETES)

RAMLE Moslim*; SITI RAMLAH Ahmad Ali*; MOHD BASRI Wahid*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. 20-18

REFINING OF RED PALM OIL

OOI, C. K.*; CHOO, Y. M.*; YAP, S. C.*; MA, A. N.*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. 29-36

FLUORESCENCE in situ HYBRIDIZATION OF RRNA PROBE TO Elaeis guineensis (Tenera) CHROMOSOMES

MARIA Madon*; CLYDE, M M+; CHEAH, S C*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. 37-44

ULTRASONIC STUDIES OF PALM OIL AND OTHER VEGETABLE OILS

SIDEK, H. A. A.*; CHOW, S. P.*; SHAARI, A. H.*; SENIN, H. B.*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. 45-53

ISOENZYME VARIATION OF ZAIREAN OIL PALM (Elaeis guineensis Jacq.) GERMPLASM COLLECTION

CHOONG, C. Y.*; SHAH, F. H.*; RAJANAIDU, N.+; ZAKRI, A. H.*
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RESEARCH ARTICLE
Vol. 8 No. 1, December 1996, p. 01-Sep

ISOLATION AND AMPLIFICATION BACULOVIRUS AS A BIOCONTROL AGENT FOR BAGWORMS AND NETTLE CATERPILLARS OF OIL PALM

SITI RAMLAH Ahmad Ali*; MOHD BASRI Wahid*; RAMLE MOSLIM*
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