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Open research questions in Oil Palm Production and Sustainability

81 gap statements mined from Oil Palm Production and Sustainability papers in our 4.5M-paper local library, which holds 409 papers on the topic — drawn mostly from each paper's own stated research gap, future-work, challenge and limitation notes, and its abstract. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one.

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What the literature leaves open

  • Current research gaps exist in understanding the economic costs of non-optimal oil palm fresh fruit bunch harvesting. The study identifies the need for further research on optimal harvest timing and its impact on crude palm oil market grades.

    Economic Costs of Non-Optimal Oil Palm Fresh Fruit Bunch Harvesting: A Review on Maturity-Driven Production and Quality Implications · 2026 · DOI

  • Future research is recommended to expand into other agribusiness sectors and apply quantitative or longitudinal approaches to examine long-term impacts. However, this study is limited to the palm oil sector and relies on secondary data, so its generalizability requires contextual consideration.

    Green Employee Engagement for Environmental Sustainability and Operational Excellence in the Palm Oil Industry: A Systematic Literature Review · 2026 · DOI

  • Large-scale oil palm cultivation can lead to deforestation and environmental degradation. The production cost of biodiesel from oil palm can be high. There is a need to develop sustainable approaches to reduce the production cost of biodiesel from oil palm.

    Palm Oil Biodiesel: Unlocking a Sustainable Energy Alternative to Fossil Fuels for a Greener Future · 2026 · DOI

  • Further studies can investigate the environmental impact of large-scale oil palm cultivation. Further studies can evaluate the economic viability of oil palm biodiesel production in different regions.

    Palm Oil Biodiesel: Unlocking a Sustainable Energy Alternative to Fossil Fuels for a Greener Future · 2026 · DOI

  • Future research should focus on validating these biotechnological strategies in diverse environmental conditions and agronomic optimizations. The review reveals that while biotechnology has revolutionized many aspects of oil palm breeding, its application for enhancing fruit set remains underexplored.

    Unveiling Breeding Tools for Improving Fruit Set in Oil Palm through Biotechnological Approaches: A Systematic Review · 2026 · DOI

  • The common attribution of flash floods and hydrometeorological disasters to oil palm plantations is an oversimplification. There is a need for a more nuanced understanding of the causes of these disasters.

    Beyond Scapegoating: Greenhouse Effect Mechanisms and Hydrometeorological Anomalies as Primary Drivers of Disasters-Challenging the Misattribution to Oil Palm Plantations · 2026 · DOI

  • The study only considers the economic impact of land conversion and does not account for environmental or social factors. The sample size is limited to 48 respondents.

    Dampak Alih Fungsi Lahan Karet Menjadi Lahan Kelapa Sawit terhadap Ekonomi Petani di Kecamatan Sungai Gelam · 2026 · DOI

  • There is a lack of research on the economic impact of converting rubber land to oil palm plantations on farmers' income. The study aims to fill this gap by analyzing the economic impact of land conversion.

    Dampak Alih Fungsi Lahan Karet Menjadi Lahan Kelapa Sawit terhadap Ekonomi Petani di Kecamatan Sungai Gelam · 2026 · DOI

  • There is a lack of research on the intercropping of chili peppers with oil palms. There is a need for a comprehensive analysis of the technical, economic, and agronomic feasibility of the intercropping system.

    Optimalisasi Pemanfaatan Lahan Replanting Kelapa Sawit Pada Fase TBM Melalui Sistem Tumpang Sari Cabai Rawit: Analisis Teknis, Kelayakan Ekonomi dan Kelayakan Agronomis (Studi Literatur) · 2026 · DOI

  • The palm oil industry has a high risk of workplace accidents due to various hazards. There is a need to improve OHS implementation in palm oil plantations and palm oil processing factories.

    Literature Review of Occupational Health and Safety in Oil Palm Plantations · 2026 · DOI

  • Weak ethical values in corporate governance, including lack of transparency and accountability.

    Mengurai Penyebab Gagalnya Bisnis Sawit dan Solusi Berkelanjutan · 2026 · DOI

  • Future research should continue to explore the importance of sustainable governance in the palm oil industry. Further studies should investigate the effectiveness of integrating spiritual values, social justice, and environmental sustainability in palm oil business. Research should also examine the policy and industry practices that can promote sustainable palm oil production.

    Mengurai Penyebab Gagalnya Bisnis Sawit dan Solusi Berkelanjutan · 2026 · DOI

  • There is a need to understand the factors shaping smallholder oil palm farmers' attitudes toward environmental challenges in peatlands. The existing literature on the factors influencing farmers' attitudes toward environmental challenges is limited.

    Environmental Challenges in Peatlands: Insights into Smallholder Oil Palm Farmers’ Attitudes in Muko-Muko, Indonesia · 2026 · DOI

  • Future research should investigate the effectiveness of development strategies aimed at improving the resilience, social equity, and environmental sustainability of the palm oil industry. Future research should examine the impacts of the palm oil industry on local communities and the environment in South Papua Province.

    Building a Resilient and Sustainable Palm oil Value Chain in South Papua Province, Indonesia · 2026 · DOI

  • The study notes the challenge of balancing the needs of different stakeholders in the palm oil industry.

    When sustainability misdiagnoses rural life in social consequences of palm oil policies from Indonesian villages · 2026 · DOI

  • Future research should examine the long-term effects of sustainable palm oil policies on rural communities. Future research should investigate the impact of sustainability standards on local livelihood strategies and social relations. Future research should explore the potential for more equitable and effective sustainability standards.

    When sustainability misdiagnoses rural life in social consequences of palm oil policies from Indonesian villages · 2026 · DOI

  • The energy sector in Indonesia lacks a feasible and sustainable solution for post-mining economic independence. The citronella oil bioadditive CSR program has potential for transformation into an independent business unit, but its feasibility is unknown.

    Feasibility Study of a Citronella Oil Bioadditive Enterprise: Transforming PT Arutmin Indonesia Kintap Mine’s CSR Program into an Independent Business Unit · 2026 · DOI

  • The study does not provide a comprehensive analysis of the entire oil palm value chain. The study focuses on Akwa Ibom State, which may not be representative of other regions. The study uses a limited sample size of 739 respondents.

    Empirical Assessment of Physical and Economic Market Access in Selected Oil Palm Markets of Akwa Ibom State · 2026 · DOI

  • Future research should examine actual implementation, business performance, and factors influencing the sustainability of oil palm frond waste utilization as a productive economic activity to provide a more comprehensive evaluation of the extension program’s impact.

    A Plan for an Extension Program on the Utilization of Oil Palm Frond Waste as a Material for Craft Plates in Talawi Subdistrict, Batu Bara Regency · 2026 · DOI

  • The literature lacks a comprehensive review of whole palm valorization. Previous studies have treated palm biomass utilization and waste management as separate technical domains.

    Repositioning the Palm Oil Industry from Oil Extraction to Whole Palm Valorization · 2026 · DOI

  • Post-harvest losses totaling 5.21% are quantified, but the underlying causes and prevention strategies specific to different supply chain configurations (estate versus smallholder systems) are not differentiated.

    Economic Costs of Non-Optimal Oil Palm Fresh Fruit Bunch Harvesting: A Review on Maturity-Driven Production and Quality Implications · 2026 · DOI

  • Limited OHS training. Suboptimal supervision from the company.

    Literature Review of Occupational Health and Safety in Oil Palm Plantations · 2026 · DOI

  • Limited access to markets and technology for independent smallholders in the palm oil industry.

    Building a Resilient and Sustainable Palm oil Value Chain in South Papua Province, Indonesia · 2026 · DOI

  • Limited access to information and market orientation among farmers. Dominance of wholesalers in wider distribution, limiting access to markets for smallholders.

    Empirical Assessment of Physical and Economic Market Access in Selected Oil Palm Markets of Akwa Ibom State · 2026 · DOI

  • The study identifies a gap in the literature on the effects of the US-China trade war on Indonesia's CPO exports. The study aims to fill this gap by examining the relationship between Indonesian CPO production, international CPO prices, the IDR/USD exchange rate, and the US-China trade war on Indonesia's CPO export volume to China.

    Analisis Dampak Perang Dagang AS–Tiongkok terhadap Volume Ekspor Minyak Sawit Mentah (CPO) Indonesia ke Tiongkok · 2026 · DOI

Most-cited papers in Oil Palm Production and Sustainability

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Open questions raised by papers listed on this page include: (1) There is a need to develop sustainable approaches to reduce the production cost of biodiesel from oil palm (“Palm Oil Biodiesel: Unlocking a Sustainable Energy Alternative to Fossil Fuels…”, 2026); (2) Future research should focus on validating these biotechnological strategies in diverse environmental conditions and agronomic optimizations (“Unveiling Breeding Tools for Improving Fruit Set in Oil Palm through…”, 2026); (3) There is a need for a more nuanced understanding of the causes of these disasters (“Beyond Scapegoating: Greenhouse Effect Mechanisms and Hydrometeorological…”, 2026); (4) There is a lack of research on the economic impact of converting rubber land to oil palm plantations on farmers' income (“Dampak Alih Fungsi Lahan Karet Menjadi Lahan Kelapa Sawit terhadap Ekonomi…”, 2026); (5) There is a lack of research on the intercropping of chili peppers with oil palms (“Optimalisasi Pemanfaatan Lahan Replanting Kelapa Sawit Pada Fase TBM Melalui…”, 2026). 81 gap statements have been mined from Oil Palm Production and Sustainability papers in our 4.5M-paper local library, which holds 409 papers on the topic; the gaps come from whichever of those papers state one. They are mostly the research gaps the authors state and the papers' abstracts, plus future-work, limitations and challenges passages. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one, so you can read the original claim in context.

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