低温胁迫下外源褪黑素对红花幼苗生长及生理特性的影响

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关键词红花；低温胁迫；褪黑素；生理特性中图分类号 文献标识码A文章编号 0517-6611（2025）08-0168-05doi：10.3969/j.issn.0517-6611.2025.08.036

开放科学（资源服务）标识码（OSID）：

AbstractToivestigatetectsofelatonin（MongrowhandphioloicalcharactersofCartamustinctorusLunderlowtatue stressWithYunhonghua6andYuhonghua1asexperimentalmaterials，oraltemperatureblankgoup（K1），owtemperatureblankgoup （CK2）anddifrentcocetratiosfMpretrantcombedihlwmperaturestressops（T，）eresdariou physiologicalidicatoingtedreeasedLowmpeatursntlyiedtutroalgroofdi ofbothsaffowervarietiesFeshweightdryweight，SADalueeactivitisofSOadODeeallsigfcantlyowertanhoeote controlatoaltmperatre，ileotent，latieductividublesugarotenteicreasdmparedtoalt peratureconAftereplcatioofaoeatiooftefresheightnddyghtfsfoesdinsicsdii cantly.TheSDvalue，thectitisofSODndPOD，ndblesugarcontentofsdinglaveseresignificantlyicreasddtheac mulationofDinsingsssigficantlyiedExogesmelatolcatoielyproeegrothofd lingsunderlopeuslatemadmpaurestofopreolsafd lings.In this experiment，the application of melatonin had the best effect on safflower seedlings.

Key wordsSafflower；Low temperature stress；Melatonin；Physiological characters

中药材红花（CarthamustinctoriusL.）属菊科植物，以其干燥花入药，常用作活血通经、散瘀止痛。（剩余10881字）