First report of phytoplasma ‘Candidatus phytoplasma asteris’ (16SrI) from Parthenium hysterophorus L. showing symptoms of virescence and witches’-broom in India
S. K. Raj A C , M. S. Khan A , S. K. Snehi A , S. Kumar A , S. Mall B and G. P. Rao BA Plant Molecular Virology, National Botanical Research Institute, Lucknow 226 001, India.
B Sugarcane Research Station, Kunraghat, Gorakhpur 273 008, UP, India.
C Corresponding author: Email: skraj2@rediffmail.com
Australasian Plant Disease Notes 3(1) 44-45 https://doi.org/10.1071/DN08017
Submitted: 28 February 2008 Accepted: 28 March 2008 Published: 9 April 2008
Abstract
Phytoplasma was detected in Parthenium hysterophorus displaying symptoms of witches’-broom disease by direct and nested polymerase chain reaction using universal primers specific to 16S rRNA gene of phytoplasma. Sequence identities of 99% were found to several isolates of ‘Candidatus phytoplasma asteris’ (aster yellows, 16SrI group).
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