TY  - BOOK
AU  - International Symposium of the Akademie der Wissenschaften
TI  - Biological plant and health protection: Biological control of plant pests and of vectors of human and animal diseases
U1  - 632.9  INT-B 
PY  - 1986///
CY  - Gustav Fisher Verlag, New York
KW  - Pest control-- Agriculture & related technologies
ER  -