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


DOI: https://doi.org/10.21894/jopr.2020.0091  |   Published Online: 22 October 2020
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RESEARCH ARTICLE
Vol. 33 (3) September 2021, p. 413-424

PRELIMINARY STUDY ON EFFICIENCY OF DIFFERENT TIME AND LIGHT SOURCE IN LIGHT TRAPS FOR CAPTURING POPULATION OF ADULT OIL PALM BUNCH MOTH, Tirathaba mundella (Lepidoptera: Pyralidae)


DOI: https://doi.org/10.21894/jopr.2020.0095  |   Published Online: 27 October 2020
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RESEARCH ARTICLE
Vol. 33 (1) March 2021, p. 74-83

EFFECT OF CATALYSTS ON THE YIELD AND PROPERTIES OF LIGNIN FROM MICROWAVEASSISTED ACETOSOLV EXTRACTION OF OIL PALM EMPTY FRUIT BUNCH FIBRES


DOI: https://doi.org/10.21894/jopr.2020.0076  |   Published Online: 5 October 2020
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RESEARCH ARTICLE
Vol. 33 (1) March 2021, p. 21-36

POPULATION DENSITY OF Elaeidobius kamerunicus Faust IN DIFFERENT SPIKELET POSITION AT ANTHESISING MALE INFLORESCENCE OF Elaeis guineensis Jacq. IN SABAH AND SARAWAK, MALAYSIA


DOI: https://doi.org/10.21894/jopr.2020.0075  |   Published Online: 8 October 2020
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REVIEW ARTICLE
Vol. 32 (4) December 2020, p. 547-558

POTENTIAL OF FEEDING CRUDE PALM OIL AND CO-PRODUCTS OF PALM OIL MILLING ON LAYING HENS’ PERFORMANCE AND EGG QUALITY: A REVIEW


DOI: https://doi.org/10.21894/jopr.2020.0059  |   Published Online: 11 September 2020
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RESEARCH ARTICLE
Vol. 32 (4) December 2020, p. 639-646

BROMATOLOGICAL COMPOSITION OF PALM KERNEL MEAL ACCORDING TO ITS ORIGIN AND PRODUCTION PERIODS POTENTIAL USE OF PALM KERNEL MEAL IN ANIMAL FEED


DOI: https://doi.org/10.21894/jopr.2020.0079  |   Published Online: 7 October 2020
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