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雨养下的返茬管理与轮作/收获安排(草稿)

节:雨养下的返茬管理与轮作/收获安排(草稿)

摘要

本节针对雨养体系中的甘蔗返茬管理,聚焦营养补偿、田间操作与收获时序三类问题,整合现有关于作物残留物、返茬管理措施与机械收获操作的可获得证据,并列出需进一步验证的要点与长期试验数据需求。[S1][S4][S5][S8][S9][S10][S13][S14]

背景与适用范围

本草稿以雨养(无灌溉或受限降雨供水)甘蔗体系为讨论对象,涵盖返茬期的残留物处理、整地/抚茬/覆盖物应用、养分补偿策略、收获方式与时序安排,以及轮作/间作对土壤水分与病虫害压力的潜在影响。所引用文献主要涉及:残留物对土壤有机碳与水分的影响、返茬管理实践的产量与糖品质试验结果、机械收获操作条件对损失的影响,以及绿色收获后残留物管理相关研究。[S1][S4][S5][S8][S9][S10][S13][S14]

现有实证要点(可直接引用的结论)

对雨养返茬管理的操作性要点(基于可用证据的保守表述)

推荐的数据收集与长期试验框架(用于可独立审计)

结论(保守性表述)

现有的若干田间试验表明:残留物保留、覆盖物应用与综合返茬管理能影响土壤活性碳、保水性及产量指标;带施肥与复合返茬措施在单一试验中显示对产量与糖产量有益;机械化收获的操作条件会显著影响损失与杂质率。上述结论的外推到不同雨养产区、不同品种与不同降雨时序需通过多地点长期试验验证。[S1][S4][S5][S8][S9][S10][S13][S14]

参考与注释

来源资料

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  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):Assessment of soil organic carbon fractions under sugarcane harvest residue management;原始链接:https://doi.org/10.22267/rcia.20254202.270
  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):Assessment of soil organic carbon fractions under sugarcane harvest residue management;原始链接:https://doi.org/10.22267/rcia.20254202.270
  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):Allelopathic Sugarcane Leaf Litter and Its Potential Use as Soil Mulching for Weed Management in Sugarcane Cultivation;原始链接:https://doi.org/10.1111/wre.70070
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  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):INFLUENCE OF OPERATIONAL CONDITIONS OF MECHANIZED HARVESTING ON SUGARCANE LOSSES AND IMPURITIES;原始链接:https://doi.org/10.1590/1809-4430-eng.agric.v40n3p352-355/2020
  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):INFLUENCE OF OPERATIONAL CONDITIONS OF MECHANIZED HARVESTING ON SUGARCANE LOSSES AND IMPURITIES;原始链接:https://doi.org/10.1590/1809-4430-eng.agric.v40n3p352-355/2020
  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):Sugarcane green and sustainable harvest by demand management of the sugarcane harvester machine's spare parts;原始链接:https://doi.org/10.1016/j.sftr.2025.100920
  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 green and sustainable harvest by demand management of the sugarcane harvester machine's spare parts;原始链接:https://doi.org/10.1016/j.sftr.2025.100920

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