Thomas, Meirion. <br/><br/>
Plant physiology / 
With the collaboration of S. L. Ranson and J. A. Richardson. 
 - 4th ed., thoroughly rev. 
 - New York :  Philosophical Library ,   [1956] 
 - 692 p. :  ill. ;   22 cm. 
<br/><br/>Includes bibliographical references p. (640-655) and indexes 
<br/><br/><label>LCCN: </label>56-014462 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology.
<br/><br/><label>Dewey Class. No.: </label>581.1