Sweeney, Beatrice M. <br/><br/>
Rhythmic phenomena in plants / 
B. M. Sweeney. 
 - London :  Academic Press,  1969. 
 - 147 p. :  ill. ;  23 cm. 
 - Experimental botany ;  vol. 3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology.<br/>Biology--Periodicity.