TY  - BOOK
AU  - Hermann,Michael
AU  - Heller,J.
TI  - Andean roots and tubers: ahipa, arracacha, maca and yacon 
SN  - 9290433515
U1  - 635 
PY  - 1997///
CY  - Roma (Italia)
PB  - International Plant Genetic Resources Institute
KW  - TubÃ©rculos
KW  - RegiÃ³n Andina
KW  - RaÃ­ces
ER  -