TY  - BOOK
AU  - Institute for Research on Varieties of Field Crops (I.V.R.O.)
AU  - Holland, comp.
AU  - Wageningem
TI  - Potato news from the Netherlands v.6 : issue on varities 1953-1973
PY  - 1953///
CY  - Hague
PB  - Dutch Information Centre for Potatoes
ER  -