Plant structure diversity and habit  : movement of water and arganic substances in plants 

 - Bletchley, Bucks  Open University,  1971. 
 - 44,37p.  : ill.   ; 30cm.  
 - Comparative Physiology Unit; 2 and 3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physiology<br/>comparative
<br/><br/><label>LC Class. No.: </label>PAM QTO QP33.O67