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OIL PALM ECONOMIC PERFORMANCE IN MALAYSIA AND R&D PROGRESS IN 2020 – Review Article
DOI:https://doi.org/10.21894/jopr.2021.0026
Published online: 11 June 2021

Vol. 33  June 2021 p.  181-214
Author(s): 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*

 

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POTENTIAL OF Syncephalastrum racemosum AND Rhizopus arrhizus ISOLATED FROM OIL PALM TRUNKS PRODUCE CHITOSANS THAT INHIBIT THE GROWTH OF Ganoderma boninense
DOI:https://doi.org/10.21894/jopr.2020.0062
Published online: 11 September 2020

Vol. 33  June 2021 p.  381-386
Author(s): FAHRIZAL, M*; SARIFUDDIN* and SABRINA, T*

 

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BLENDED PALM FRACTIONS AS CONFECTIONERY FATS: A PRELIMINARY STUDY
DOI:https://doi.org/10.21894/jopr.2020.0101
Published online: 17 November 2020

Vol. 33  June 2021 p.  360-380
Author(s): NORAZURA AILA MOHD HASSIM*; SIVARUBY KANAGARATNAM* and NOOR LIDA HABI MAT DIAN*

 

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PHASE BEHAVIOUR OF HIGH, MEDIUM AND LOW MELTING FRACTIONS IN LAURIC FAT BLENDS FORMULATED BASED ON MELTING TRIACYLGLYCEROL GROUP
DOI:https://doi.org/10.21894/jopr.2020.0078
Published online: 5 October 2020

Vol. 33  June 2021 p.  347-359
Author(s): BANGUN NUSANTORO*,**; YANTY NOORZIANNA MANAF#; DAVY VAN DE WALLE*; FILIP VAN BOCKSTAELE* and KOEN DEWETTINCK*

 

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EFFECT OF FEEDING PALM OIL SLUDGE AS PARTIAL REPLACEMENT OF MAIZE IN GROWING-FINISHING PIGS ON THE GROWTH PERFORMANCE, NUTRIENT DIGESTIBILITY AND BLOOD PROFILES
DOI:https://doi.org/10.21894/jopr.2020.0083
Published online: 7 October 2020

Vol. 33  June 2021 p.  335-346
Author(s): TEMJENNUNGSANG*; SAMANTA, A K*; ALI, M A**; DAS, B K* and GIRIN, G K‡

 

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GROWTH PERFORMANCE AND CARCASS TRAITS OF GOATS FED WITH OIL PALM BYPRODUCTS BASED FEED PELLET
DOI:https://doi.org/10.21894/jopr.2020.0064
Published online: 22 September 2020

Vol. 33  June 2021 p.  327-334
Author(s): NUR ATIKAH IBRAHIM*; WAN NOORAIDA WAN MOHAMED*; ‘ABIDAH MD NOH* and MOOKIAH SAMINATHAN*

 

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METHANOLIC EXTRACTION OF FREE FERULIC ACID FROM OIL PALM
DOI:https://doi.org/10.21894/jopr.2020.0097
Published online: 6 November 2020

Vol. 33  June 2021 p.  320-326
Author(s): NG MEI HAN*

 

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XYLAN RECOVERY FROM DILUTE NITRIC ACID PRETREATED OIL PALM FROND BAGASSE USING FRACTIONAL FACTORIAL DESIGN
DOI:https://doi.org/10.21894/jopr.2020.0093
Published online: 27 October 2020

Vol. 33  June 2021 p.  307-319
Author(s): NURUL AISHAH MAZLAN*; KAMALIAH ABDUL SAMAD*; HAFIZUDDIN WAN YUSSOF*; ROZAIMI ABU SAMAH** and JAMALIAH MD JAHIM‡

 

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INVESTIGATION ON THE EFFECT OF MONOGLYCERIDE CONCENTRATION ON PALM OIL BASED ALKYD RESIN PREPARATION
DOI:https://doi.org/10.21894/jopr.2020.0086
Published online: 7 October 2020

Vol. 33  June 2021 p.  299-306
Author(s): 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##

 

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ODOUR EXPOSURE LEVEL MEASUREMENT SURROUNDING PALM OIL MILL
DOI:https://doi.org/10.21894/jopr.2020.0073
Published online: 30 September 2020

Vol. 33  June 2021 p.  289-298
Author(s): ANDREW YAP KIAN CHUNG*; NASTAEIN QAMARUZ ZAMAN**; ROHAYA MOHAMED HALIM*; FATAH YAH ABD MANAF* and NU’MAN ABDUL HADI*

 

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QUANTITATIVE APPROACH FOR IRRIGATION REQUIREMENT OF OIL PALM: CASE STUDY IN CHUPING, NORTHERN MALAYSIA
DOI:https://doi.org/10.21894/jopr.2020.0094
Published online: 27 October 2020

Vol. 33  June 2021 p.  278-288
Author(s): MOHD SHAHKHIRAT NORIZAN*; AIMRUN WAYAYOK‡,‡‡; YAHYA ABD KARIM**; AHMAD FIKRI ABDULLAH‡,‡‡ and MUHAMMAD RAZIF MAHADI‡,‡‡

 

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THE DYNAMIC OF CARBON DIOXIDE (CO₂) EMISSION AND LAND COVERAGE ON INTERCROPPING SYSTEM ON OIL PALM REPLANTING AREA
DOI:https://doi.org/10.21894/jopr.2020.0114
Published online: 28 December 2020

Vol. 33  June 2021 p.  267-277
Author(s): SRI AMBAR KUSUMAWATI*; SUDIRMAN YAHYA**; HARIYADI**; SRI MULATSIH‡ and IDA NUR ISTINA‡‡

 

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SOIL CARBON DIOXIDE (CO₂) EFFLUX RATE AND OIL PALM YIELD FROM DIFFERENT PEAT TYPES IN SARAWAK, MALAYSIA
DOI:https://doi.org/10.21894/jopr.2020.0091
Published online: 22 October 2020

Vol. 33  June 2021 p.  257-266
Author(s): 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‡‡

 

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EXPRESSION OF CADHERIN GENE IN Bacillus thuringiensis Cry1A TOXIN RESISTANT AND SUSCEPTIBLE STRAINS OF Tirathaba mundella
DOI:https://doi.org/10.21894/jopr.2020.0085
Published online: 7 October 2020

Vol. 33  June 2021 p.  248-256
Author(s): CALVIN TAN ZHE KHAI*; PATRICIA KING JIE HUNG**; SU CHONG MING**; HO KOK LIAN* and LAU WEI HONG‡

 

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ISOLATION AND CHARACTERISATION OF GIBBERELLIN 2-OXIDASE 6 GENE FROM OIL PALM (Elaeis guineensis Jacq.)
DOI:https://doi.org/10.21894/jopr.2020.0066
Published online: 22 September 2020

Vol. 33  June 2021 p.  235-247
Author(s): ZATTY SYAMIMI ADURA, M S*; NURNIWALIS, A W* and ZUBAIDAH, R*

 

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A PROOF-OF-CONCEPT STUDY: DETERMINING THE GEOGRAPHICAL ORIGIN OF CRUDE PALM OIL WITH THE COMBINED USE OF GC-IMS FINGERPRINTING AND CHEMOMETRICS
DOI:https://doi.org/10.21894/jopr.2021.0013
Published online: 7 April 2021

Vol. 33  June 2021 p.  227-234
Author(s): GOGGIN, K A*; BRODRICK, E**; WICAKSONO, A‡; COVINGTON, J A‡; DAVIES, A N‡‡ and MURPHY, D J*

 

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SOIL FUNGAL COMPOSITION AND DIVERSITY IN OIL PALM PLANTATION AT SUNGAI ASAP, SARAWAK, MALAYSIA
DOI:https://doi.org/10.21894/jopr.2021.0014
Published online: 15 April 2021

Vol. 33  June 2021 p.  215-226
Author(s): SHARRON WONG*; FARAH MELISSA MUHARAM**; OSAMAH RASHED‡ and KHAIRULMAZMI AHMAD‡‡

 

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