Langer, R.H.M <br/><br/>
Agricultural plants 

 - Cambridge  Cambridge U.P.  1982 
 - vii,344 p. 
<br/><br/><label>ISBN: </label>0521295068 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURE
<br/><br/><label>Dewey Class. No.: </label>631  / LAN