TY  - BOOK
AU  - Schaffer,Jonathan
TI  - Biotechnology: : food security and safety
T2  - Economic perspectives
U1  - 664.024 
PY  - 1999///
CY  - United States
PB  - U.S. Department of State
KW  - Biotecnología agrícola
KW  - Biotecnología vegetal
ER  -