Managing soil resources to meet the challenges to mankind:  presidential address/ 
International Congress of Soil Science 
 - New Delhi:  Model Press,  1982 
 - 12 p.;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science<br/>Soil management<br/>Earth sciences<br/>Agricultural resources<br/>Agriculture and politics
<br/><br/><label>Dewey Class. No.: </label>631.4