TY  - BOOK
AU  - Behrendt, Siegfried.
AU  - Hanf, Martin.
TI  - Grass weeds in world agriculture ; identification in the flowerless state
U1  - 632.58 
PY  - 1980///
CY  - Eisenberg, Germany
PB  - BASF
KW  - Malas hierbas
KW  - Identificación
KW  - Pastos
ER  -