Merva, George E. <br/><br/>
Physioengineering principles / 
by George E. Merva. 
 - Westport, Conn :  AVI Publishing,  1975. 
 - ix, 353 pages :  illustrations ;  23 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural engineering.<br/>Plant physiology.<br/>Plant-soil relationships.