Wilkins Malcolm B.  <br/><br/>
The physiology of plant growth and development 

 - New York :  McGraw-Hill,  1969. 
 - xxi.695p.   ill.   24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>plant growth inhibiting substances<br/> Plant growth promoting substances
<br/><br/><label>LC Class. No.: </label>QK731.P52 1969