Abstract

First report of tomato spotted wilt virus on lisianthus (Eustoma grandiflorum) in Bulgaria

Highlights

  • Tomato spotted wilt virus (TSWV) is one of the most destructive pathogens worldwide

  • In spring 2014, about 30% of lisianthus plants grown in a private farm nearby Plovdiv, Bulgaria showed yellowing and/or light brown necrosis on leaves and petals followed by subsequent wilting

  • Observations of lisianthus leaf sap by electron microscopy revealed the presence of isometric particles ca. 85 nm in size resembling those of tospoviruses

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Summary

Introduction

Tomato spotted wilt virus (TSWV) is one of the most destructive pathogens worldwide. In Bulgaria the virus was found to severely damage a number of solanaceous vegetables and ca. In spring 2014, about 30% of lisianthus plants 1000 plants) grown in a private farm nearby Plovdiv, Bulgaria showed yellowing and/or light brown necrosis on leaves and petals followed by subsequent wilting.

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