Butler, W. L. <br/><br/>
Light and plant development 

 - San Francisco :  Freeman,  1960 
 - 9 p.  : ilus. 
 - Scientific American Offprints  ; 107 .
 - Scientific American Offprints  ; 107 .
<br/><br/> Reprinted from Scientific American, December 1960 
<br/><br/><label>LCCN: </label>26284 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Luz--Efecto en plantas.<br/>Plantas--Crecimiento--Aditivos.