Lal,Rattan <br/><br/>
Tillage systems in the tropics  management options and sustainability implications 
Rattan Lal 
 - Rome  FAO  1995 
<br/><br/><label>ISBN: </label>9251037760 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tillage-Tropics
<br/><br/><label>LC Class. No.: </label>S 604.37.L35 C.1