PHILIPS, Ronald E.. ed. <br/><br/>
No-Tillage Agriculture:Principles and pradicts 

 - New York.  Van Nostrand Renhold Company  1984 
 - [8], vii, 
<br/><br/><label>ISBN: </label>442277318 
<br/><br/><label>Dewey Class. No.: </label>631.58