Proceedings 

 - Wageningen :  International Institute for Land Reclamation and Improvement,  1984 
 - 338 p.  ; gráfs 
 - ILRI publication  ; 36 .
 - ILRI publication  ; 36 .
<br/><br/><label>LCCN: </label>26363 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pastizales.<br/>Tierras--Evaluación.
<br/><br/><label>Dewey Class. No.: </label>633.2  / I57