TY  - BOOK
ED  - National Research Council. Washington. Board on Agriculture
TI  - The U.S. National plant germplasm system
T2  - Managing global genetic resources
U1  - 631.522 
PY  - 1991///
CY  - Washington, D.C.
PB  - National Academy Press
KW  - Germoplasma
KW  - Plantas
KW  - Mejoramiento
KW  - Recursos genéticos
ER  -