Sanchez, Pedro A. <br/><br/>
Properties and management of soils in the tropics / 
Pedro A. Sanchez. 
 - New York :  John Wiley and Sons,  1976. 
 - x, 618 pages :  illustrations ;  24 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture -- tropics.<br/>Plant-soil relationships.<br/>Soil science.<br/>Soils -- Tropics.