TY  - BOOK
AU  - Barker, William T.
AU  - Whitman, Warren C.
TI  - Vegetation of the northern Great Plains
T2  - Research report
PY  - 1989///
CY  - [Fargo, N. D.]
PB  - [North Dakota State University]
KW  - Pastizales
KW  - E.U.A
N1  - 32-64
ER  -