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Virologica Sinica, 08 (4) : 379-384, 1993
Transmission of Wheat Spindle Streak Mosaic Virus by Polymyxa graminis and Inoculum Potential of the Infected Soils
Virology Laboratory
Zhejiang Academy of Agricullural Sciences
Hangzhou 310021
Five virus free isolates of Polymyxa graminis were purified through sand culture of susceptible wheat cv Yangmai 4 inoculated with selected cystosori from diseased wheat roots which were collected from wheat spindle streak mosaic virus (WSSMV) infected fields. The virus free P. graminis acquired WSSMV by mean of inoculation of the cystosori to the roots of wheat plants bearing WSSMV symptom and then transmitted the virus to the healthy wheat plants after further inoculation. The four isolates of P. graminis...
  Published online: 5 Dec 1993
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