Category: Vol. 33 (2) June 2021

(17 Articles)

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REVIEW ARTICLE
Vol. 33 (2) June 2021, p. 181-214

OIL PALM ECONOMIC PERFORMANCE IN MALAYSIA AND R&D PROGRESS IN 2020 – Review Article

GHULAM KADIR AHMAD PARVEEZ*; AZMIL HAIZAM AHMAD TARMIZI*; SHAMALA SUNDRAM*; SOH KHEANG LOH*; MEILINA ONG-ABDULLAH*; KOSHEELA DEVI POO PALAM*; KAMALRUDIN MOHAMED SALLEH*; SHEILYZA MOHD ISHAK* and ZAINAB IDRIS*
DOI: https://doi.org/10.21894/jopr.2021.0026  |   Published Online: 11 June 2021
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 347-359

PHASE BEHAVIOUR OF HIGH, MEDIUM AND LOW MELTING FRACTIONS IN LAURIC FAT BLENDS FORMULATED BASED ON MELTING TRIACYLGLYCEROL GROUP

BANGUN NUSANTORO*,**; YANTY NOORZIANNA MANAF#; DAVY VAN DE WALLE*; FILIP VAN BOCKSTAELE* and KOEN DEWETTINCK*
DOI: https://doi.org/10.21894/jopr.2020.0078  |   Published Online: 5 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 335-346

EFFECT OF FEEDING PALM OIL SLUDGE AS PARTIAL REPLACEMENT OF MAIZE IN GROWING-FINISHING PIGS ON THE GROWTH PERFORMANCE, NUTRIENT DIGESTIBILITY AND BLOOD PROFILES

TEMJENNUNGSANG*; SAMANTA, A K*; ALI, M A**; DAS, B K* and GIRIN, G K‡
DOI: https://doi.org/10.21894/jopr.2020.0083  |   Published Online: 7 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 307-319

XYLAN RECOVERY FROM DILUTE NITRIC ACID PRETREATED OIL PALM FROND BAGASSE USING FRACTIONAL FACTORIAL DESIGN

NURUL AISHAH MAZLAN*; KAMALIAH ABDUL SAMAD*; HAFIZUDDIN WAN YUSSOF*; ROZAIMI ABU SAMAH** and JAMALIAH MD JAHIM‡
DOI: https://doi.org/10.21894/jopr.2020.0093  |   Published Online: 27 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 299-306

INVESTIGATION ON THE EFFECT OF MONOGLYCERIDE CONCENTRATION ON PALM OIL BASED ALKYD RESIN PREPARATION

RIDZUAN RAMLI*; HUEI RUEY ONG**; CHI SHEIN HONG#; MD. MAKSUDUR RAHMAN KHAN##; ROSLI MOHD YUNUS#; ROHAYA MOHAMED HALIM*; ASTIMAR ABDUL AZIZ*; ZAWAWI IBRAHIM* and MUHAMMAD REMANUL ISLAM##
DOI: https://doi.org/10.21894/jopr.2020.0086  |   Published Online: 7 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 278-288

QUANTITATIVE APPROACH FOR IRRIGATION REQUIREMENT OF OIL PALM: CASE STUDY IN CHUPING, NORTHERN MALAYSIA

MOHD SHAHKHIRAT NORIZAN*; AIMRUN WAYAYOK‡,‡‡; YAHYA ABD KARIM**; AHMAD FIKRI ABDULLAH‡,‡‡ and MUHAMMAD RAZIF MAHADI‡,‡‡
DOI: https://doi.org/10.21894/jopr.2020.0094  |   Published Online: 27 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 257-266

SOIL CARBON DIOXIDE (CO2) EFFLUX RATE AND OIL PALM YIELD FROM DIFFERENT PEAT TYPES IN SARAWAK, MALAYSIA

HASIMAH MOS*,‡‡; MOHD HANIFF HARUN*; KHO LIP KHOON*; NUR MAISARAH JANTAN*; AFIFAH ABDUL RAZAK*; NUR AMANINA SHAHABUDDIN*; HASNOL OTHMAN*; NORMAN KAMARUDIN*; GHULAM KADIR AHMAD PARVEEZ*; AHMAD KUSHAIRI DIN*; PARAMANANTHAN SELLIAH**; NGAB DOLLAH SALAM‡ and YUSRI YUSUP‡‡
DOI: https://doi.org/10.21894/jopr.2020.0091  |   Published Online: 22 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 248-256

EXPRESSION OF CADHERIN GENE IN Bacillus thuringiensis Cry1A TOXIN RESISTANT AND SUSCEPTIBLE STRAINS OF Tirathaba mundella

CALVIN TAN ZHE KHAI*; PATRICIA KING JIE HUNG**; SU CHONG MING**; HO KOK LIAN* and LAU WEI HONG‡
DOI: https://doi.org/10.21894/jopr.2020.0085  |   Published Online: 7 October 2020
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RESEARCH ARTICLE
Vol. 33 (2) June 2021, p. 227-234

A PROOF-OF-CONCEPT STUDY: DETERMINING THE GEOGRAPHICAL ORIGIN OF CRUDE PALM OIL WITH THE COMBINED USE OF GC-IMS FINGERPRINTING AND CHEMOMETRICS

GOGGIN, K A*; BRODRICK, E**; WICAKSONO, A‡; COVINGTON, J A‡; DAVIES, A N‡‡ and MURPHY, D J*
DOI: https://doi.org/10.21894/jopr.2021.0013  |   Published Online: 7 April 2021
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