format
A data frame containing 180 rows (allelic forms on 8 loci) and 10 columns (populations of honeybees : El.Hermel, Al.Hoceima,
Nimba, Celinda, Pretoria, Chalkidiki, Forli, Valenciennes, Umea and Seville).source
http://www.montpellier.inra.fr/URLB/apis/libanfreq.pdf
Franck P., Garnery L., Solignac M. and Cornuet J.M. (2000) Molecular confirmation of a fourth lineage in honeybees from the Near-East.
Apidologie, 31, 167--180.