TY  - BOOK
AU  - Vallentine, John F
TI  - Range development and improvements
U1  - 633.202 V3 
PY  - 1977///
CY  - Provo, Utah
PB  - Brigham Young University
KW  - Pastizales
KW  - Manejo
KW  - Mejoramiento
ER  -