Curtis, Otis Freeman, 1888-1949. <br/><br/>
An introduction to plant physiology / 
Curtis, Otis Freeman, 1888-1949. 
 - 1st ed. 
 - xiii, 752 p. illus. 24 cm. 
 - McGraw-Hill publications in the botanical sciences. .
<br/><br/> Includes bibliographies. 
<br/><br/><label>Dewey Class. No.: </label>571.2