Stonehouse, Bernard. <br/><br/>
Biological husbandry  : a scientific approach to organic farming 

 - Landon :  Butterworth,  1981 
 - 352 p. 
<br/><br/><label>LCCN: </label>58192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura orgánica.
<br/><br/><label>Dewey Class. No.: </label>631.584  / S8