Thomas, Meirion. <br/><br/>
Plant physiology/ 
by Meirion Thomas, S. L. Ranson and J. A. Richardson. 
 - 5th ed. 
 - London  Longman  1973. 
 - xv, 1062 p.  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0582460131 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology.<br/>Plants.