National range handbook 
Soil Conservation Service, U.S. Department of Agriculture 
<br/><br/> FACULTAD DE ZOOTECNIA 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pastizales, manejo de<br/>Pastizales--inventario
<br/><br/><label>Dewey Class. No.: </label>333.74  / NAT 1976