Thompson, Louis M. Troeh, Frederick R. <br/><br/>
Soil and soil fertility / 
by Louis M.Thompson, Frederick R.Troeh 
 - 4th ed. 
 - New Delhi  Tata McGraw-Hill  pub.  1979 
 - ix, 516 pages. 
<br/><br/> Include index 
<br/><br/><label>Dewey Class. No.: </label>631.4  / THO