油莎豆种子萌发特性对不同浸种时间的响应研究

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关键词油莎豆；浸种时间；种子；萌发指标中图分类号S565 文献标识码A文章编号 0517-6611（2025）20-0022-05doi：10.3969/j.issn.0517-6611.2025.20.005

AbstractObjective]ToexploretheefectofsoakingtionthegrminationofCyperusesculentussedsanddeteminetheostuitable soaking time.[Method]Four gradient soaking times of O（CK），24，48，and 72h were set，the emergence rate and relative traits of Cyperus esculentussedsweremeasuredbypotcultivationinalightcuureroom.Result]One-wayanalysisofvarianceshowedthathegerination and radicle traits of Cyperus esculentus seeds were significantly afected by the soaking time （ P<0.05 ）.After soakingfor 24，48，and 72h ，the germinatinofseedsassigificantlyigertantatoftheotrolgroup.Amongthm，tegerinatioanddicleritsofCypeuseculen tus seeds reached the highest value after soaking for 48h .When the soaking time was greater than 48h ，all germination indicators showed a downwardtrend，whichhdaninhibitoryefectonthegrowthofCyperuseesculentus.TheseedsofCyperusesculentussoakedfor 48h had the highest emergence rate.[ Conclusion]The most suitable soaking time for Cyperus esculentus seeds is 48h . The study can provide important theoreticalbasisandticalspptfosoeingteprodfsdingultiatoandiprovingtesinqaityofCypeuelet.

Key wordsCyperus esculentus ;Soaking time;Seeds;Germination indicators

油莎豆（CyperusesculentusL.）是一种原产于非洲和地中海沿岸的草本油料作物，具有较强的耐旱、耐盐碱能力和环境适应性，因其根系发达，可在贫瘠的边际地和沙化地种植，可作为抗旱节水、防风固沙的优势作物利用[1-2]。（剩余7784字）