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EFFECT OF PHYTOADDITIVE MIXTURE OF Curcuma longa AND Ocimum sanctum WITH OR WITHOUT PALM OIL ON GROWTH, INTESTINAL HEALTH AND ECONOMIC PERFORMANCE OF LOW BODY CONDITION BLACK BENGAL GOATS (BBG)


DOI: https://doi.org/10.21894/jopr.2025.0048  |   Published Online: 19 September 2025
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NITROGEN CONCENTRATION, ACCUMULATION, EXPORTATION AND EFFICIENCY IN OIL PALM (Elaeis guineensis Jacq.) GROWN ON OXISOLS OF THE AMAZON


DOI: https://doi.org/10.21894/jopr.2025.0043  |   Published Online: 20 August 2025
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STUDY OF THE ANATOMICAL STRUCTURE ALONG THE OIL PALM FRUIT BUNCH STALK AND ITS IMPACT ON CUTTING PRESSURE


DOI: https://doi.org/10.21894/jopr.2025.0022  |   Published Online: 28 March 2025
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RESEARCH ARTICLE
Vol. 38 (1) March 2026, p. 147-154

DUAL APPLICATION OF PALM OIL MILL EFFLUENT (POME) AND BENEFICIAL MICROBE ISOLATES FOR Oryza sativa GROWTH UNDER GLASS HOUSE CONDITION


DOI: https://doi.org/10.21894/jopr.2025.0004  |   Published Online: 19 February 2025
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RESEARCH ARTICLE
Vol. 37 (4) December 2025, p. 627-634

LIFE CYCLE, FOLIAR CONSUMPTION RATE, NATURAL ENEMIES AND POPULATION FLUCTUATION OF Phobetron hipparchia CRAMER, 1777 (LEPIDOPTERA: LIMACODIDAE): AN EMERGING PEST OF OIL PALM IN COLOMBIA


DOI: https://doi.org/10.21894/jopr.2024.0046  |   Published Online: 20 September 2024
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RESEARCH ARTICLE
Vol. 37 (4) December 2025, p. 646-657

MULTIDIMENSIONAL ANALYSIS SUSTAINABILITY OF CORN-SOYBEAN INTERCROPPING MODEL IN SMALLHOLDER OIL PALM REPLANTING


DOI: https://doi.org/10.21894/jopr.2024.0055  |   Published Online: 27 November 2024
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RESEARCH ARTICLE
Vol. 37 (4) December 2025, p. 684-695

A BIOMECHANICAL ANALYSIS ON WORKRELATED MUSCULOSKELETAL DISORDERS USING A MECHANISED CHAINSAW FOR OIL PALM HARVESTING


DOI: https://doi.org/10.21894/jopr.2024.0045  |   Published Online: 19 September 2024
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RESEARCH ARTICLE
Vol. 37 (4) December 2025, p. 696-706

ENCAPSULATED ACIDIC ASPIRIN-BASED EUTECTIC SOLVENTS FOR ESTERIFICATION OF FREE FATTY ACID


DOI: https://doi.org/10.21894/jopr.2024.0047  |   Published Online: 30 September 2024
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