TY  - BOOK
AU  - Johnson,James R.
TI  - Plants of south Dakota grasslands: a photographic study
U1  - 581.909'783 
PY  - 1970///
CY  - BrookingsS.D.
PB  - Agricultural Experiment Station
KW  - Plantas
KW  - Dakota del Sur
KW  - plantas
N1  - FACULTAD DE ZOOTECNIA
ER  -