Managing soil resource to meet the challange to mankind 

 - New Delhi :  12th International Congress of Soil Science,  1982 
 - v. ;  23 cm. 
<br/><br/>v.1 Managing Resource. -v.5 Wither soil Resource. -v.6 Abstracts 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science<br/>Soils
<br/><br/><label>Dewey Class. No.: </label>631.4063