Résumé
The database of good and bad yam genotypes consists of a total of 200 spectra data collected using the bench top Near Infrared Spectrometer with serial number 3013-0857. The spectra comprise 50 ascensions of Discorea roundata and 50 of Discorea alata that were scanned in duplicate. The Spectra data were collected in IITA, Nigeria in the year 2019/2020. The yam samples were blended using a laboratory Warren Blender and then filled into the coarse cup of the NIRS machine for spectra collection.