Publications for:

pest = Polerovirus (genus)
crop = Alfalfa/lucerne (Medicago sativa)

found 2 publications:

2017

Molecular detection of Turnip yellows virus (TuYV) infecting alfalfa in Iran
Australasian Plant Disease Notes (2017) 12 (12)
publishers website - pestinfo wiki

2004

Occurrence of virus infection in seed stocks and 3-year-old pastures of lucerne (Medicago sativa)
Australian Journal of Agricultural Research (2004) 55 (7), 757-764
publishers website - pestinfo wiki