TY  - BOOK
AU  - Persley, G J
AU  - Giddings,L V
AU  - Juma, C
TI  - Biosafety: :the safe application of biotechnology in agriculture and the environment
SN  - 929118005X
U1  - ISNAR/RR 5 
PY  - 1993///
CY  - Netherlands
PB  - International service for national agricultural research
ER  -