International Society of Soil Science   <br/><br/>
Transaction of the 13rd International Congress of Soil Science, held at Hamburg, 13-20 August, 1986. Vol. 3  (Book) 

 - Hamburg  International Society of Soil Science  1986 
 - 1343p.  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil--Congresses
<br/><br/><label>Universal Decimal Class. No.: </label>631.4 INT  / 9520