- GLKS (IPK): data on 2617 acc. and VIR: 161 acc. not yet on-line, but downloadable in a combined data set of the European potato genebanks.
- the British Potato Varieties Database, select Resistance to ...
- varieties in the Netherlands NIVAP
- French catalogue, criteria, select: Résistance au mildiou du tubercule
- the European Cultivar Potato Database resistance data on over 3350 clones/cultivars.
- Neiker: about 100 observations in downloadable data set (varieties).
- 67 clones at NordGen
- GRIN: data on 91 acc: relevant webpage