Among 520 tobacco samples collected in Yunnan Province,71.74%,55.01% and 6.35% samples were infected by Tobacco mosaic virus(TMV),CMV and Potato virus Y(PVY),respectively.

 
  • 在云南采集的520个花叶病样品中;烟草花叶病毒(Tobacco mosaic virus;TMV)、CMV和马铃薯Y病毒(Potato virus Y;PVY)总检出率分别为71.;74%25、55
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