Morgan R P C <br/><br/>
Soil & erosion 

 - London  Longman U K          1979 
 - 113p.  cm. 
 - Topic in applied geography .
<br/><br/> Bib p. 104-110 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Geography
<br/><br/><label>Dewey Class. No.: </label>U672(J:1).435.N7, L9