Palmer , R.G/ Troeh, F. R. <br/><br/>
Introductory soil science/ 
Palmer , R.G/ Troeh, F. R. 
 - 2nd 
 - Ames, iona  Iowa state university press  1977 
 - vii, 133.ill  Hbk 
<br/><br/><label>ISBN: </label>881381555X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil- science
<br/><br/><label>LC Class. No.: </label>QR 111. P3 1977