TY  - GEN
AU  - Jellis, G.J. 
AU  - Richardson, D.E. 
TI  - The production of new potato varieties: technological advances
SN  - 0521324580
U1  - 633.4917 
PY  - 1987///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Potatoes Europe Varieties
ER  -