TY  - GEN
AU  - Koch, Werner
AU  - Kranz, Jurgen
AU  - Sahmutterer, Heinz
TI  - Diseases, pests and weeds in tropical crops
SN  - 3-489-68626-8
U1  - 632.  091  3 KRA 
CY  - Berlin, Verlag paul Parey
KW  - Tropical crops-diseases/weeds-tropical crops
ER  -