From agronomic data to farmer recommendations :  An economics workbook / 

 - Mexico  CIMMYT  1988 
 - iv, 59p.: 
<br/><br/><label>ISBN: </label>9686127194 
<br/><br/><label>Subjects--Topical Terms: </label><br/>On -- Form research.
<br/><br/><label>LC Class. No.: </label>S540.I5 1988