TY  - BOOK
AU  - Koch Werner
AU  - Kranz Jurgen
AU  - Schmutterer Heinz
TI  - Diseases, pests and weeds in tropical crops
U1  - 632.0913 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag
KW  - Pests
KW  - Plant diseases
KW  - Tropical crops
ER  -