Houghton, C.  O <br/><br/>
Two important leaf-Miners  / 
C. O. Houghton 
 - Newark, Delaware  :   Agricultural Experiment Station 
 - 15 p. 
 - Delaware. Agri. Exp. Sta., Bull.; 87 .
<br/><br/><label>LCCN: </label>202069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tischeria malifoliella