World soil resources and food security / 
editors by Rattan Lal, B.A. Stewart 
 - Boca Raton, FL :  CRC Press,  c2012 
 - xiii, 560 p. :  ill., maps ;  24 cm. 
 - Advances in soil science ;  v. 18 .
 - Advances in soil science .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781439844502 143984450X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science<br/>Food security