Evaluation location: Minnesota, United States
Study Name: Resistance to Potato Leaf Roll Virus Experiment Type: Field FIELD Study Year: 1983 Year started: 05/17/1983 Year ended: 12/14/1983 Comment: Six plants of each accession were tested. They were trans- planted in the field after being infested with PLRV infected green peach aphids. Visual evaluations of PLRV symptoms and ELISA tests were later done on leaf collections.