Gershuny, Grace. <br/><br/>
The soul of soil / 
by Grace Gershuny, Joe Smillie. 
 -  Chelsea Green Publishing Company,  c1983 [1999]. 
 - 173 p.: 
<br/><br/>
<br/><br/><label>ISBN: </label>1890132314 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Management<br/>Agricultural Ecology
<br/><br/><label>Dewey Class. No.: </label>363.7   / GES