Conway Gordon R <br/><br/>
After the green revolution    Sustainable agricultu    

 - London  Earthscan Publications U K         1990 
 - 205p. Appendix p. 162-93  cm. 
<br/><br/><label>ISBN: </label>1853830356 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industry
<br/><br/><label>Dewey Class. No.: </label>X9(J).1(X).N8, N0