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In July 2012, symptoms of irregular mosaic stripe and mottle were observed on maize leaves in field in Beijing, China. The causal pathogen was identified to be Cucumber mosaic virus (CMV) based upon reverse transcription‐PCR, enzyme‐linked immunosorbent assay, Western blotting and fulfilment of Koch's postulates. The isolate was named ZMBJ‐CMV. Full sequence of ZMBJ‐CMV RNA3 was determined, and it...
In 2010, tomato plants with big bud symptoms were observed in Xinjiang, China. PCR products of approximately 1.2 and 2.8 kb were amplified from infected tomato tissues but not from asymptomatic plants. A comparison of 16S rDNA sequences showed that the casual tomato big bud (TBB) phytoplasma was closely (99%) related to the ‘Candidatus Phytoplasma trifolii’ (16SrVI group). The TBB phytoplasma clustered...
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