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北方园艺  2014 

Zalerion varium接种对蓝莓扦插苗生根及生长的影响

, PP. 100-104

Keywords: Zalerionvarium,接种方法,“杜克”蓝莓扦插苗,生根,生长

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Abstract:

在温室营养穴盘栽培条件下,以蓝莓“杜克”品种的无根扦插苗和真菌Zalerionvarium液体培养物为试材,采用3种接种方法(基部接种、浸泡接种和喷雾接种),研究了不同接种方法处理下接种真菌Zalerionvarium和未接种之间“杜克”蓝莓扦插苗的根系菌根侵染率、地上部分鲜重、根系总长、根表面积、叶绿素荧光参数等特征的差异。结果表明采用3种接种方法,Zalerionvarium均可不同程度地定殖与侵染蓝莓扦插苗的根系;接种Zalerionvarium真菌显著促进宿主蓝莓扦插苗的生根和生长,与未接种对照相比,接种“杜克”蓝莓扦插苗的地上部分鲜重、根系总长和根系表面积以及叶绿素荧光参数Fv/Fo和Fv/Fm均显著提高;接种Zalerionvarium真菌后,可显著促进蓝莓扦插苗的生根和生长,但3种接种方法有显著差异,其中基部接种和浸泡接种2种方法比喷雾接种方法更为有效。

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