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与营养管理的耦合:喷灌与中心支轴系统中的灌溉施肥(Fertigation)与养分传输

摘要

本节就喷灌/中心支轴(center-pivot)灌溉系统中灌溉施肥(fertigation)的应用框架、施肥时点与肥料溶解度的相关要求,以及水分管理如何影响养分有效性与土壤养分动态进行概念性、可审核的综述。文献强调需要将先进的营养策略与耕作、覆盖作物和叶片分析等监测手段整合,以在甘蔗系统中优化水—养分供给并降低养分损失风险 [S1][S6][S14]。

应用框架与体系要素

施肥时点与肥料溶解度的影响(概念性讨论)

水分管理对养分有效性与土壤养分动态的作用

监测、风险管理与现场实施要点(可检索/可操作层面)

结论要点

1) 灌溉施肥在喷灌/中心支轴体系中被视为将水与营养同步供给、潜在提高养分利用效率的工具,但其效果依赖于对甘蔗需肥时期、土壤物理化学特性以及肥料溶液性质的配套管理 [S1][S6][S14]。

2) 耕作方式与残茬/覆盖作物管理会通过改变土壤结构与含水性,间接影响水-养分运移与土壤养分动态,因此灌溉施肥方案需与这些田间实践协同设计 [S2][S3][S12]。

3) 现有可使用的资料为概念与管理框架提供支持,但关于施肥浓度、具体溶解度限制、灌水频次与具体损失量化等操作性参数,所列来源未提供充足的可引用数据,需通过区域试验、系统性监测与专业审查进一步确定 [S1][S6][S14]。

参考文献(本段仅指示所用资料编号)

见下方 references 字段。

来源资料

  1. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Sugarcane Plant-Ratoon System with Traditional and Advanced Nutrient Approach;原始链接:https://doi.org/10.1201/9781779641137-6
  2. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Improved sugarcane productivity with tillage and trash management practices in semi arid tropical agro ecosystem in India;原始链接:https://doi.org/10.1016/j.still.2015.10.009
  3. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Functioning and quality of soils cultivated with sugarcane under different tillage and soil management systems;原始链接:https://doi.org/10.11606/t.11.2024.tde-09052024-112317
  4. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Sugarcane Plant-Ratoon System with Traditional and Advanced Nutrient Approach;原始链接:https://doi.org/10.1201/9781779641137-6
  5. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Sugarcane Plant-Ratoon System with Traditional and Advanced Nutrient Approach;原始链接:https://doi.org/10.1201/9781779641137-6
  6. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Integrated Nutrient Management and Cover Cropping Practices in Louisiana Sugarcane Production Systems;原始链接:https://doi.org/10.31390/gradschool_dissertations.5665
  7. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Interactions of Weed, Nematode, and Arthropod Management Strategies With the Louisiana Sugarcane Agroecosystem: A Holistic Perspective.;原始链接:https://doi.org/10.31390/gradschool_disstheses.4476
  8. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Interactions of Weed, Nematode, and Arthropod Management Strategies With the Louisiana Sugarcane Agroecosystem: A Holistic Perspective.;原始链接:https://doi.org/10.31390/gradschool_disstheses.4476
  9. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Integrated Nutrient Management and Cover Cropping Practices in Louisiana Sugarcane Production Systems;原始链接:https://doi.org/10.31390/gradschool_dissertations.5665
  10. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Functioning and quality of soils cultivated with sugarcane under different tillage and soil management systems;原始链接:https://doi.org/10.11606/t.11.2024.tde-09052024-112317
  11. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Improved sugarcane productivity with tillage and trash management practices in semi arid tropical agro ecosystem in India;原始链接:https://doi.org/10.1016/j.still.2015.10.009
  12. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Functioning and quality of soils cultivated with sugarcane under different tillage and soil management systems;原始链接:https://doi.org/10.11606/t.11.2024.tde-09052024-112317
  13. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Improved sugarcane productivity with tillage and trash management practices in semi arid tropical agro ecosystem in India;原始链接:https://doi.org/10.1016/j.still.2015.10.009
  14. 来源网站:doi.org;原始文件名:甘蔗基础与植株论文索引(待翻译):Sugarcane Nutrient Management Using Leaf Analysis;原始链接:https://doi.org/10.32473/edis-ag345-2010

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