Metcalfe ,D.S. <br/><br/>
Crops production    Principles and practices . 
S Metcalfe  
 - 4th ED 
 - New York   Macmillan  1980 
<br/><br/><label>ISBN: </label>0023807105 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Field Crops
<br/><br/><label>LC Class. No.: </label>SB 185 .H75 1980