TY  - BOOK
AU  - Julien, M. H.,ed.
ED  - Commonwealth  Institute of Biological Control
TI  - Biological control of weeds: A world catalogue of agents and their target weeds  
U1  - PA 632.58 J8 1987 
CY  - Wallingford, Oxon
PB  -  CAB International Institute of Biological Control
KW  - Malas hierbas
KW  -  Control por insectos  Control biológico de malas hierbas
ER  -