Yukon Gold Displaying Potato Virus 7 Symptoms (IMAGE)

American Phytopathological Society

Yukon Gold Displaying Potato Virus 7 Symptoms

Caption

A, Local hypersensitive resistance (HR) reaction resulted in wilting and dying of inoculated leaves. B, Systemic mottle and HR expressed as yellowing, necrotic rings and spots, and vein necrosis on upper noninoculated leaves. C, Severe HR symptoms on upper noninoculated leaves. D, Plants inoculated at 3 weeks after transplanting became dead by 6 weeks postinoculation compared with plants inoculated at a later age (right).

Credit

Mohamad Chikh-Ali, Lisa T. Tran, William J. Price, and Alexander V. Karasev

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