Evaluation location: Idaho, United States
Study Name: Resistance to Potato Leaf Roll Virus Experiment Type: Greenhouse GREENHOUSE Study Year: 1984 Year started: 11/11/1983 Year ended: 12/14/1984. Seedlings were planted in the greenhouse and then inoculated with PLRV by exposing every second plant in the flat with two PLRV infected green peach aphids for 48 hours. Plants were visually assessed for PLRV symptoms and given a rating (1-4).