Davidson Joan Ed. <br/><br/>
Conservation and agriculture 

 - Chichester  John Wiley          1977 
 - xii, 252p.  cm. 
<br/><br/><label>Standard No.: </label>51947 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soil<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:1:7, L7