薄叶马蓝耐阴性试验研究

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ResearchontheShadeToleranceofStrobilantheslaborde

CHEN Xiao-ling，DING Hua-jiao，WANG Hong-yi et al（Hangzhou Botanical Garden，Hangzhou， Zhejiang 310007）

AbstractObectie]TexploretheftsofdiferentlightintensitsonteowthandphotosyteticchracteristisofStrobnthes labordeinodertoprovideeferenceforitsplicationasasdetolerantgroudcoverplantingardenstod]trobntheslabodei plantswere used as experimental materials，and different shading treatments （full light， 50% shading treatment， 70% shading treatment， 90% （204号 shadingtreatment）werecariedoutbymanuallybuildingshadingshedstostudytheefectsofdiferentshadingtreatmentsonStrobilantes labordeileafarealantheightgrowth，chlorophyllontent，andlightresponsecurve．ResultTheeafarea，chlorophylla，b，andtotal chlorophyll content Π（a+b） of Strobilanthes labordei showed anoverall upward trend with the increase of shading degree，and the diference was signficantcmparedithCKefeceiantighgothopadtCasotsigfcanteovallchooll/bas withtheicreasfsadngdeehligopesatiotandlghtturatioitoftroblntsbodeiaeaiellica tingstrongshadersstanceTesoeoftefourStroblnteslbodeigroupsispositivelycoelatedithtelightcompensationntad darkrespiratioate，andteaxiumnetpoosyteticateisoitivelycoelatedihthelightsaturationpoint.Coclusio]tro thes labordei is a shade tolerant ground cover plant that grows worst under full sunlight and best under 70% shading treatment.

Keywords Ground coverplants;Shade experiment;Shade-tolerance

随着社会经济的发展，城市化进程的加快，建筑密度的增加，荫蔽光照不足的小环境越来越多。（剩余7544字）