TY  - BOOK
ED  - Food and Agriculture Organization of the United Nations.
TI  - Quality declared seed: technical guidelines for standards and procedures
T2  - FAO plant production and protection paper
SN  - 9251032785
U1  - 582.1/30416/6/Q1 
PY  - 1993///
CY  - Rome
PB  - FAO
KW  - Seed crops
ER  -