畜禽养殖废弃物资源化利用技术及环境评估研究进展
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华中农业大学

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X713

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中央高校基本业务经费;影子科技-华中农大健康食品产业研究院项目(IRIFH202201)


Research Progress on resource utilization technology and environmental assessment of livestock and poultry waste
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The Fundamental Research Funds for the Central Universities; Health Food Industry Research Institute Project of Yingzi Technology - Huazhong Agricultural University (IRIFH202201)

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    摘要:

    我国畜牧业在保持快速稳定发展的同时,产生的大量畜禽养殖废弃物成为农业面源污染的重要来源之一。因此,推进畜禽养殖废弃物的无害化处置与资源化利用,是实现农业绿色发展的重要举措。目前,国内外在畜禽养殖废弃物的处置技术方面已取得显著进展,但仍面临诸多挑战:大量废弃物收集利用不充分、污染治理效果欠佳、技术与设施存在局限性、处理成本高而效率低、技术经济环境影响不清晰。基于此,本文系统分析了畜禽养殖废弃物对环境的污染和危害,重点围绕饲料化、肥料化和能源化等回收利用技术展开论述,并结合相关技术的生命周期评价评估了其环境可持续性,以期为规模化畜禽养殖场废弃物高效资源化与低碳化处置提供指导和借鉴。

    Abstract:

    A substantial of livestock waste has become a major contributor to agricultural non-point source pollution in China due to the rapid and constant development of livestock industry. Proper treatment and efficient resource utilization of livestock manure are critical to supporting sustainable agricultural development. There has been some progress in disposal of livestock manure both domestically and internationally. However, there are still certain challenges, including poor resource collection and utilization, inadequate pollution control, limited technology and facilities, high treatment cost with low returns, and unclear environmental effect assessment. To address these issues, this paper firstly examined the environmental impacts and pollution caused by livestock manure. It then evaluated three key resource utilization technologies of recycling livestock manure for feed, fertilizer and energy. In addition, the life cycle assessment (LCA) which could evaluate the economics and environmental suitability of related technologies was performed. This review will offer directions for future large-scale animal manure resource utilization and disposal in farms.

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  • 收稿日期:2025-03-25
  • 最后修改日期:2025-12-26
  • 录用日期:2025-12-30
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