Tuber skin color
- CIP advanced clones : predominant color, secondary color and secondary skin color distribution. See also the catalogue of CIP potato varieties .
- the European Cultivar Potato Database: data on tuber colour (>3000 observations) and texture (>1800 observations).
- the British Potato Varieties Database, select colour of skin (also available smoothness of skin)
- varieties in the Netherlands NIVAP , select colour of skin
- French catalogue , criteria, select: Couleur de la peau
- Neiker: >120 observations in downloadable data set (varieties).
- 103 clones at NordGen (also available skin pigmentation intensity and skin texture)
- CGN: observations on tubers of 8 acc. as download.