Downs, Robert Jack, <br/><br/>
Environment and the experimental control of plant growth / 
R. J. Downs and H. Hellmers. 
 - London ;  Academic Press,  1975. 
 - viii, 145 p. : 
<br/><br/><label>ISBN: </label>0122214501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Growth (Plants)
<br/><br/><label>Dewey Class. No.: </label>571.82  / En