BAOYa-ying,DENGHao-yang,ZHUWei-ling,et al.StudyonDroughtResistantofSixWoodyPlantsintheNorthernAreaofJiangsu[J].Northern Horticulture,2013,37(16):76-78.
苏北六种木本植物抗旱性能研究
- Title:
- StudyonDroughtResistantofSixWoodyPlantsintheNorthernAreaofJiangsu
- 文章编号:
- 1001-0009（2013）16-0076-03
- Keywords:
- woodyplants; droughtresistance; capacitance; mathematicalmodel
- 分类号:
- S687
- 文献标志码:
- A
- 摘要:
- 以毛白杨、旱柳、白花泡桐和水杉4种苏北地区乡土树种及落羽杉和北美红杉2种园林引进树种为试验材料，研究了夏季干旱胁迫对植物叶片电容和相对含水量的影响。结果表明：随着胁迫时间的延长，叶片组织的电容值与含水量均逐渐降低，且电容值与含水量间存在显著的相关关系。针叶树种比阔叶树种更能适应高温干旱环境，耐旱性强。
- Abstract:
- TakingPopulustomentosaCarr.，Salixmatsudana，Paulowniafortunei(Seem.)HemslandMetasequoiaglyptostroboidesfourcommonnativetreesinNorthernareaofJiangsuandTaxodiumdistichumandSequoiasempervirenstwogardenofintroducedspeciesinthenorthernpartofJiangsuasmaterials，theinfluenceofdroughtstressonleafcapacitancevalueandwatercontentwerestudied.Theresultsshowedthatwiththestresstimeextension，theleafcapacitancevalueandwatercontenddecreasedgradually；capacitancevalueandwatercontenthadasignificantrelationship.Comparedwithhardwoodspecies,coniferspecieswereabletoadapttothehightemperatureanddryenvironmentbetterandhadahigherdroughttolerance.
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备注/Memo
第一作者简介：包亚英（1991-），女，江苏常州人，本科，现主要从事园林植物生物技术研究工作。
责任作者：琚淑明（1974-），女，河北沧州人，博士，副教授，现主要从事植物生理生化研究工作。E-mail：qushm@tom.com.
基金项目：徐州市科技计划资助项目(X20052375)；江苏省教育厅科技推广计划资助项目（JH08-20）。
收稿日期：2013-04-08