Donahue, Roy Luther <br/><br/>
An introduction to soils and plant growthb / 
Donahue Roy Luther 
 - Englewood Cliffs, NJ. :  Prentice-Hall,  1977 
 - xiii, 626 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0138219184