Nelson, Alexander. <br/><br/>
Principles of agricultural botany / 
Alexander Nelson. 
 - London :  Thoms Nelson and sons Ltd ,  1946. 
 - xvii, 556 p. :  illus., plates (part col., 1 fold.) diagrs. ;  2 3 cm. 
<br/><br/> Erratum slip attached to p. 196.  "First published September 1946."  Includes "Books for further reading." 
<br/><br/><label>LCCN: </label>47-016438 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany.<br/>Botany, Economic.
<br/><br/><label>Dewey Class. No.: </label>580