TY  - BOOK
AU  - Thresh, J.M.
TI  - Pest, patogens and vegetation: the role of weeds diseases  
U1  - PA 632.7 P47 
CY  - Boston
PB  -  Pitman advance
KW  - Agricultura
KW  -  plagas
KW  - Congresos
KW  - Ecología agrícola
KW  - Plantas
KW  -  enfermedades
KW  - congresos
ER  -