Bosworth, Duane A.. <br/><br/>
Approved practices in soil coservation /  

 - 1st ed /  
 - Illinose :   The Interstate Printers & Publishers,Inc. ,   1980 
 - xvii,470p :  
<br/><br/><label>ISBN: </label>0-8134-2170-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<Water>
<br/><br/><label>Dewey Class. No.: </label>J:17  / M2