Troeh,F.R <br/><br/>
Soil and Soil fertility  
Troeh, Frederick.R, Thompson Lewis,M 
 - 6th 
 - Lowa  Blackwell publishing   2005 
 - viii,489p;ill  Hbk  
<br/><br/><label>ISBN: </label>9780813809557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science <br/>Soil fertility 
<br/><br/><label>LC Class. No.: </label>S591.T7 2005