Smith H.  <br/><br/>
Light and develoment 

 - London :  Butterworths,  1976. 
 - 516 p.   : ill.   ; 24cm. 
<br/><br/>Includes index<br/> 
<br/><br/><label>ISBN: </label>0-408-70719-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants<br/>effect of light on ..Congresses
<br/><br/><label>LC Class. No.: </label>QK757.E26