[1] Indian Agr Res Inst, Div Plant Pathol, Unit Plant Virol, New Delhi 110012, India
[2] SKUAS & T, Reg Hort Res Stn, Jammu, India
[3] Univ Agr Sci, Dept Plant Pathol, Dharwad, Karnataka, India
[4] Cent Inst Subtrop Hort, Div Crop Protect, Lucknow, Uttar Pradesh, India