Symons, B <br/><br/>
The terrapin scale  / 
B. Symons, and E. N. Cory 
 - College Park  :   Maryland Agricultural College 
 - p. 83-92 
 - Maryland Agr.Exp. Sta. Bull; 149 .
<br/><br/><label>LCCN: </label>203440 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lecanium